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Best Choice COMOWARE 
COMOWARE Reduced Shank Drill Bit Set, 8 Sizes from 9/16" to 1", HSS M2, Black & Gold Drill Bit with 3-Flat 1/2" Shank, 1 High Quality Material - High Speed Steel Black and Gold, resists corrosion, ensures outstanding durability, sharpness anHyuduo 
Drill Bit Set 8Pcs 14-25mm HSS Reduced Shank Drill Bits for Metal Drilling High Speed Steel with Wooden Case Professiona [High Performance Material] Made of high-speed steel with exceptional heat and toughness for efficient drilling.AIMLENTOOL 
AIMLENTOOL Reduced Shank Drill Bit Set, 8Pcs High-Speed Steel, 1/2” Reduced Shank Deming Large Drill Bit Set for Home DI High-Quality Material: Industrial grade high-speed steel construction for proven capability and resists corrosion, ensurzozii 
zozii 8 Piece Reduced Shank Drill Bit Set Cobalt Drill Bit Set 1/2-Inch-Diameter Shank, 9/16-Inch to 1-Inch Sizes Superb Efficiency & Drilling Accuracy: Each of the drill bits is designed with a 135-degree split point, enabling fast aBest Value uxcell 
uxcell Reduced Shank Twist Drill Bits 15mm Black Nitride & Gold Titanium Coated High Speed Steel 4341 with 10mm Shank fo Features: Cutting Edge Diameter : 15mm / 0.59"; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 75mm / 2.95"; TotalGeneric 
8 pcs HSS Reduced Shank Bench Drill Bit Set 13 14 15 16 18 20 22 25 mm for Metal High speed heat treated carbon steel.Generic 
8 pcs Reduced Shank Drill Bit Set for Wood Timber 14 16 17 18 19 20 22 25 mm Good for timber drilling.uxcell uxcell Reduced Shank Twist Drill Bits 14mm Black Nitride & Gold Titanium Coated High Speed Steel 4341 with 10mm (3/8") S Features: Cutting Edge Diameter : 14mm / 0.55"; Shank Diameter : 10mm / 3/8"; Cutting Edge Length: 56mm / 2.2"; Total Leuxcell uxcell Reduced Shank Twist Drill Bits 16mm Black Nitride & Gold Titanium Coated High Speed Steel 4341 with 10mm Shank fo Features: Cutting Edge Diameter : 16mm / 0.63"; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 60mm / 2.36"; Totaluxcell uxcell Reduced Shank Drill Bit 15mm Black Nitride Coated with 1/2 Inch Straight Shank, High Speed Steel HSS 9341 Twist D High Speed Steel tool - 15mm cutting diameter. Good for most general purpose applications, featuring a combination of haCryfokt 8pcs HSS Material Reduced Shank and Deming Large Drill Bit, Large Twist Drill Bit, Titanium Coated Twist Drill Bits for [8 Different Sizes with Wooden Box/Cover] Convenient storage and easy access for different drilling needs.WhSunVo WhSunVo 2 Pcs Reduced Shank Twist Drill Bits High Speed Steel Twist Drill Bit Set with Black Nitride and Gold Titanium C Material: Crafted from reliable materials, the twist drill bit set is very strong and can be used over and over againuxcell uxcell 1/2" Reduced Shank Drill Bits 18mm Black Nitride Coated High Speed Steel HSS 6542, Twist Drill Bit for Stainless M2 (6542) High Speed Steel tool - 18mm cutting diameter. Good for most general purpose applications, featuring a combinaGeneric xinyee 8Pcs 1/2'' Reduced Shank HSS Large Drill Bit Set High-Speed Steel Twist Drill Bits with 9/16in to1in Cutting Edge 🦜🍓Premium Quality. Made of high-speed steel, they own great hardness and are not easy to rust, and resistant to corrosBE-TOOL HSS Drill Bits BE-TOOL 1/2'' 16mm Reduced Shank Twist Drills Bits with Reduced Shank Ideal for Processing of Iron, Wood, ► Suitable for many trade and industrial applicationsuxcell uxcell Reduced Shank Drill Bit 22mm Black Nitride Coated with 1/2 Inch Straight Shank, High Speed Steel HSS 9341 Twist D High Speed Steel tool - 22mm cutting diameter. Good for most general purpose applications, featuring a combination of hauxcell uxcell Reduced Shank Drill Bit 15.5mm Black Nitride Coated with 1/2 Inch Straight Shank, High Speed Steel HSS 9341 Twist High Speed Steel tool - 15.5mm cutting diameter. Good for most general purpose applications, featuring a combination ofLEPEVNEY LEPEVNEY 14.5mm Reduced Shank Twist Drill Bit with 10mm Shank for Stainless Steel Aluminum Alloy Metal Copper Plastic Wo High Durability: Made of tungsten steel material for anti-bending and anti-fracture durability, ensuring long-lasting usYOKOCUT 1/2 Inch Cobalt Drill Bit | Reduced Shank High Speed Steel | 1/2 Drill Bit for Stainless Steel and Hardened Metal | HSS YOKOCUT 1/2 Inch Cobalt Drill Bit Reduced Shank: this high-speed steel (HSS) M35 cobalt drill bit is designed for stainlMASO HSS Drill Bits MASO 1/2'' 16mm Reduced Shank Twist Drills Bits with Reduced Shank Ideal for Processing of Iron, Wood, Al ► Suitable for many trade and industrial applicationsMASO HSS Drill Bits MASO 1/2'' 16mm Reduced Shank Twist Drills Bits with Reduced Shank Ideal for Processing of Iron, Wood, Al ► Suitable for many trade and industrial applicationsLEPEVNEY LEPEVNEY 19mm Reduced Shank Twist Drill Bit with 10mm Round Shank for Stainless Steel Aluminum Alloy Metal Copper Plasti High Durability: Made of tungsten steel material for anti-bending and anti-fracture durability, ensuring long-lasting usPro Edge Technology Pro Edge 8pcs Reduced Shank Drill Bit Set, M2 HSS Metal Drill Bits for Wood Plastic, 135° Split Point, 1/2" Reduced Shan Pro edge 8-piece large metal drill bit set features M2 HSS construction with a black & gold dual coating that boosts shaAsusara 5 Piece 4 Tooth Drill Bit High Strength Eccentric Drill Bit Set for Concrete/Glass/Cast Iron/Tile/Wood. Hexagonal Shank Precision Eccentric Design：Unique 4-flute geometry ensures 30% faster chip removal compared to standard drill bits, reduFukaisu 5/8in Reduced Shank Twist Drill Bit, High Speed Steel Metal Cobalt Drill Bit for Copper Aluminum Iron and Woodworking DI Package List: You will receive 1 5/8in reduced shank twist drill bit, designed for high performance drilling in variousDEWALT DEWALT DW1328 7/16-Inch Titanium Nitride 3/8-Inch Reduced Shank Split Point Twist Drill Bit, Gold Split point for nonslip starting on hard materialsuxcell uxcell 1/2" Reduced Shank Drill Bits 23mm Black Nitride Coated High Speed Steel HSS 6542, Twist Drill Bit for Stainless M2 (6542) High Speed Steel tool - 23mm cutting diameter. Good for most general purpose applications, featuring a combinaLEPEVNEY LEPEVNEY 14mm Reduced Shank Twist Drill Bit with 1/2 Inch Shank for Stainless Steel Aluminum Alloy Metal Copper Plastic High Durability: Made of tungsten steel material for anti-bending and anti-fracture durability, ensuring long-lasting usGeneric Twist Drill Bits, Drill Bit for Metal Metal Drill Bits for Steel 12mm-13.5mm Reduced Shank HSS High Speed Steel Straight 【Material】The twist drill bits is made from high-speed steel, ensuring exceptional hardness and durability through speciVearter Vearter 32mm Twist Drill Bit, HSS M2 Quick Change Jobber Drill Bit with 12.7mm Reduced Shank, 135 Degree Split Point, Id Package & Size - Vearter drill bit comes in a double blister pack with an easy-opening design. Diameter 32mm, total lengEFFICERE EFFICERE 8-Piece Premium 1/2” Reduced Shank Silver and Deming Large Drill Bit Set in Aluminum Carry Case, M2 High Speed ▲ PREMIUM QUALITY - Industrial grade M2 cobalt high speed steel construction for proven capability and durability to driuxcell uxcell Reduced Shank Drill Bit 30mm High Speed Steel HSS 4241 with 1/2 Inch Straight Shank High Speed Steel tool - 30mm cutting diameter. Good for most general purpose applications, featuring a combination of hauxcell uxcell Reduced Shank Twist Drill Bits 15.5mm Black Nitride & Gold Titanium Coated High Speed Steel 6542 with 10mm Shank Features: Cutting Edge Diameter : 15.5mm / 0.61"; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 55mm / 2.17"; TotaBE-TOOL Blacksmiths Drill Bit MASO 20.5 mm Blacksmith Reduced Shank HSS Drill Bit for Aluminium, Steel, Wood, Plastic, Non-Ferro ★ Reduced shank - 20.5 mmAuoeer Reduced Shank Drill Bits, 8 Piece Set of 14-25 mm HSS Drill Bits in High Speed Carbon Steel BE-TOOL Blacksmiths Drill Bit MASO 14 mm Blacksmith Reduced Shank HSS Drill Bit for Aluminium, Steel, Wood, Plastic, Non-Ferrous ★ Reduced shank - 14 mmNACX 22mm(55/64-Inch) Reduced Shank Drill Bit, 1/2" Shank High Speed Steel Twist Drill Bit HSS-4341 for Aluminum Plate Copper Specific Size: Cutting Bit Diameter: 22mm(55/64”); Shank: 12.7mm(0.5”); Length: 148mm(5.8”)XMHF XMHF 18.5mm Tip Diameter HSS Reduced Shank Drill Bit 1/2"Straight Shank Drilling Hole Tool Black Oxidation Product Name : Reduced Shank Drill BitBosch Bosch Professional PointTeQ HSS Twist Drill Bit (for Metal, Reduced Shank, 16 x 120 x 178 mm, Accessories for Drill Driv Saves time: The HSS Twist Drill Bit PointTeQ with reduced shank enables you to drill through metal quickly thanks to theuxcell uxcell Reduced Shank Twist Drill Bits 20mm High Speed Steel 4241 with 10mm Shank for Aluminum Alloy Steel Metal Plastic Features: Cutting Edge Diameter : 20mm / 0.79"; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 142mm / 5.59"; TotalStill Awake 21mm Reduced Shank Drill Bit,½” Reduced Shank High Speed Steel Twist Drill Bit,High Speed Steel HSS 9341 Black Oxide wit High Speed Steel tool - 21mm cutting diameter. Good for most general purpose applications, featuring a combination of hauxcell uxcell Reduced Shank Drill Bit 17mm High Speed Steel HSS 4241 with 1/2 Inch Straight Shank High Speed Steel tool - 17mm cutting diameter. Good for most general purpose applications, featuring a combination of haZONADA ZONADA 1/4” Hex Shank HSS Drill Bits, 13pcs in Set Titanium Coated Drill Bits, 1.5mm-6.5mm, High Speed Steel Quick Chang Set of 13 pieces ZONADA Drill Bits. Size 1.5mm(1/16inch), 2mm(5/64inch), 2.5mm(3/32inch), 3mm(7/64inch), 3.2mm(1/8inch),Flylin 200mm Extra Long Twist Drill Bits, 8 Pcs Straight Shank Drill Bit Set HSS Round Straight Shank Twist Drill Bit for Wood PREMIUM HIGH-SPEED STEEL: Our Extra Long Twist Drill Bits are crafted from high-speed steel, ensuring exceptional hardneNACX NACX 20.5mm Reduced Shank Cobalt Drill Bit, HSS 6542 High-Speed Steel Twist Drill Bits with 1/2” Shank for Metal Plastic Materials: Made of high carbon steel, with good wear resistance, strength and toughness.LifCratms LifCratms 9/16" (14mm) Reduced Shank Drill Bit, 1/2" Shank High Speed Steel Drill Bit, 118 Degree Split Point Industrial 【The Size You Will Get】 Cutting drill bit diameter: 9/16"(14mm); Shank: 1/2"(12.7mm); Length: 5.9"(150mm), the cutting eBECOLLO BECOLLO 11/16" Cobalt Drill Bit, 1/2" Reduced Shank with 3-Flats,Suitable for Drilling in Hard Metal, Stainless Steel, C Made from cobalt(5%) High Speed Steel , increases the wear and heat resistance of drill bit, the life span of drill bitCerlyiont 19mm HSS Drill Bit with 12in Reduced Shank High Speed Steel Twist Drill Bit for Metal Stainless Steel Iron and Hardened HIGH SPEED STEEL CONSTRUCTION: Made from premium high speed steel for exceptional hardness, retention, and long service29% Off Bosch Bosch Professional HSS Twist Drill Bit PointTeQ ToughBox Set (for Ferrous Metals, Ø 1-10 mm, CYL Shank, Self-Centering T Content: 18 piecesDrill America Drill America KFDRSD Series Killer Force High-Speed Steel Reduced-Shank Drill Bit Black/Gold Oxide Finish Round with 3-F AP Astro Pneumatic Tool Company Astro Tools TurboStep TS29 Onyx 29pc HSS Reduced Shank Mechanics Length 1/16" - 1/2" Drill Bit Set Spiral fluted PATENTED stepped-tip drill bits that simply outperform every conventional drill bit design in nearly all mHymnorq Hymnorq 12mm Metric Twist Drill Bit Set of 2pcs - Jobber Length Fully Ground Straight Shank - 5% Cobalt M35 Grade HSS-CO Premium M35 Cobalt Steel: Made with 5% cobalt for exceptional hardness, durability, and heat resistance, perfect for driKNFFSAAJL 30Pcs Impact Hex Head Allen Wrench Drill Bit Set S2 Alloy Steel 20Pcs Hex Shank Screwdriver Bits Metric & SAE 10Pcs Torx Reduced Breakage Feature：The torsion area is designed to absorb torque peaks, effectively reducing the likelihood of breHARFINGTON HARFINGTON 26.5mm Drill Bit 1/2" Reduced Shank 3-Flat 4341 High Speed Steel Nitriding Black 118° Standard Point for Plas SIZE: Cutting edge diameter: 26.5mm, shank diameter: 1/2", flute length: 78mm/3.07 inch, total length: 150mm/5.91 inch,YUEARN 1 Inch Drill Bit - Reduced Shank High Speed Steel HSS 4241 for Heavy-Duty Metal & Steel, 1/2" Shank, Black & Gold Coated 【Premium HSS 4241 Steel】 – High-speed steel construction provides superior hardness and extended bit life, even under inHARFINGTON HARFINGTON Forstner Drill Bit 30mm (1-3/16") K30/C1 Tungsten Carbide Tip Triangle Shank Wood Forstner Bit Opener Cutter Size - Drilling diameter: 30mm / 1-3/16"; shank size: 10mm / 13/32"; drilling depth: 54mm / 2-1/8"; total length: 88mm /UVWelF 10 PCS 3.2mm Metric M35 Cobalt Steel Twist Drill Bits, Precision 135° Split Point and Straight Shank, Heat Resistant, Su High-Performance Cobalt Steel Construction: Each drill bit is crafted from M35 grade cobalt steel containing 5% cobalt,Drill America 37/64" Reduced Shank Cobalt Drill Bit, 1/2" Shank, Qualtech, DWDCO37/64 LIYJTK High Speed Steel 19mm Drill Bit 1/2in Shank HSS Black Reduced Shank Twist Drill Bits Metal Drill Bits for Steel [HIGH SPEED STEEL] High-quality HSS material with exceptional durability and sharpness for maximum efficiency.Drill America 47/64" Reduced Shank HSS Black & Gold KFD Drill Bit, 1/2" Shank, 3-Flat Shank, KFDRSD47/64 Aolidsive Aolidsive Reduced Shank Drill Bits, High Speed Steel Tool, 21.5mm Diameter for Metalworking and Drilling Tasks [High Speed Steel Durability]Constructed from high speed steel for enhanced wear , suitable for tackling tougher materiaMakita Makita 1/2 Reduced Shank HSS-TIN Metal Drill Bit, 17 mm Diameter x 184 mm Length 118 Degree split point geometryAolidsive Aolidsive Reduced Shank Drill Bits, High Speed Steel HSS Drill Bit, 1/2in Shank for Iron and Aluminum Work [Precision Drilling]Designed with a reduced shank for exceptional alignment, ensuring accurate drilling in metal and sofBosch Bosch BL2759 1/2 In. x 12 In. Extra Length Aircraft Black Oxide Drill Bit Speed helix design for three times faster drilling than standard bitsPhefop Phefop Drill Bit Extension, 1/4 Hex Shank High Carbon Steel Magnetic Extension, 5.9in and 11.81in Length with Dynamic Tr [Easy Installation with 1/4 Inch Hex Shank] Designed for convenience this drill bit extension features a 1/4 inch hex shDrill America Drill America DWDDL Series High-Speed Steel Reduced-Shank Extra Long Drill Bit Black Oxide Finish Round Shank Spiral Flu High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughnessAurSoltriad Reduced Shank Drill Bit 3/4in, High Speed Steel Black Twist Drill Bit, 118° Incisive Angle for Metal Drilling, 45mm Diam 118° Incisive Angle Design: This reduced shank drill bit features a precise 118° incisive angle that enables fast, cleanRannb Rannb Drill Bit for Metal,0.73"/18.5mm Diameter High Speed Steel Straight Shank Drill Bits with 1/2" Reduced Shank for A Dimension - Drilling Diameter:0.73"/18.5mm; Shank Diameter : 1/2"/12.7mm; Total Length : 5.9"/150mm; Package Content - 1WZFC WZFC M35 HSS Co Cobalt Industrial Grade Twist Drill Bit 1/2 Inch Reduced Shank Drill Bit,17.5mm Material：M35 High Speed Steel(HSS-Co Cobalt)Kiyraglo Kiyraglo 19mm Reduced Shank Twist Drill Bit Black Nitride & Gold Titanium Coated HSS Drill Bits for Stainless Steel Allo 3/4" Drill Bit Size: Cutting Edge Diameter : 19mm; Shank Diameter : 12.7mm / 1/2"; Cutting Edge Length: 76mm / 2.99"; Touxcell uxcell Straight Shank Twist Drill Bits 4.5mm High Speed Steel 4341 with 4.5mm Shank 5 Pcs for Stainless Steel Alloy Meta Features: Cutting Edge Diameter : 4.5mm / 0.18"; Shank Diameter : 4.5mm / 0.18"; Cutting Edge Length: 45mm / 1.77"; TotaRannb Rannb Drill Bit for Metal,0.73"/18.5mm Diameter High Speed Steel Straight Shank Drill Bits with 1/2" Reduced Shank for A Dimension - Drilling Diameter:0.73"/18.5mm; Shank Diameter : 1/2"/12.7mm; Total Length : 5.9"/150mm; Package Content - 1Aolidsive Aolidsive Reduced Shank Drill Bit, High Speed Steel Black Bits, 118 Degree Angle, Ideal for Metal Work [Precision Cutting]Features a 118 degree incisive angle for accurate drilling, ensuring clean and precise holes in varioDrill America Drill America DWDDL Series High-Speed Steel Reduced-Shank Extra Long Drill Bit Black Oxide Finish Round Shank Spiral Flu High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughnessuxcell uxcell Reduced Shank Drill Bit 14.5mm High Speed Steel HSS 6542 Black Oxide with 1/2 Inch Straight Shank High Speed Steel tool - 14.5mm cutting diameter. Good for most general purpose applications, featuring a combination ofpupoioi Reduced Shank Drill Bits HSS Twist Straight Shank 1/2in Drilling Tool 24.5mm Black for Metalworking and DIY Projects [HIGH SPEED STEEL DURABILITY] Crafted from premium high speed steel these reduced shank drill bits offer exceptional harAolidsive Aolidsive Reduced Shank Drill Bits, High Speed Steel, Fast Drilling, 0.96in Diameter, Suitable for Engineering and Metal [High Precision Drilling]Achieve accurate drilling with a 24.5mm Vane/Wing diameter and a unique spiral design for effecDrill America Drill America KFDRSD Series Killer Force High-Speed Steel Reduced-Shank Drill Bit Black/Gold Oxide Finish Round with 3-F Cocoarm Cocoarm Reduced Shank Drill Bit HSS Twist Drill Bit 27.5mm 1 2in Shank 118 Degree Point Black Finish for Metal Drilling [HSS Construction]Reduced shank drill bit made of high speed steel with black finish. Built for metal drilling tasks witZAICOLER ZAICOLER Reduced Shank Drill Bits, High Speed Steel Twist Drill Bit, 21.5mm Bit with Spiral Chip Removal Design for Iron [Premium High Speed Steel] Crafted from high speed steel these drill bits offer exceptional hardness and durability. theEminchu Eminchu Reduced Shank Drill Bits High Speed Steel Efficient Drilling Tool for Metal Processing 1/2in Shank 21.5mm Size [HIGH DRILLING EFFICIENCY] Experience unparalleled drilling performance with our Reduced Shank Drill Bits, designed forEminchu Eminchu Reduced Shank Drill Bits HSS Twist 1/2in Shank for Metal Drilling Tool 24.5mm, High Speed Steel [ MATERIAL] Crafted from premium high-speed steel, our Reduced Shank Drill Bits ensure exceptional hardness and durabiliBosch Bosch BL2179 13/16 In. x 6 In. Fractional Reduced Shank Black Oxide Drill Bit Speed helix design for three times faster drilling than standard bitsWZFC WZFC M35 HSS Co Cobalt Industrial Grade Twist Drill Bit 1/2 Inch Reduced Shank Drill Bit,17.5mm Material：M35 High Speed Steel(HSS-Co Cobalt)Changor Changor HSS Black Reduced Shank Drill Bits for Efficient Metal Drilling 1/2in Shank 24.5mm [SPIRAL CHIP REMOVAL] Smooth chip removal design for fast cutting and high efficiency. grooves ensure smooth drilling prEminchu Eminchu Reduced Shank Drill Bits High Speed Steel Durable Twist Drill Bit for Metalworking and DIY Projects 18.5mm [HIGH PERFORMANCE]: Achieve superior drilling efficiency with our Reduced Shank Drill Bit. Designed with a spiral chip rIRISOENEY 2Pcs Nail Drill Bits Diamond Carbide Conical Micro Cuticle Remover Bit,3/32" Shank,Professional Diamond Carbide Nail Dri Quantity: 2 pieces | Color: Silver | Shank Size: 3/32" | Design:flat conical drill bit | Material:Diamond Carbide.Cryfokt Cryfokt Reduced Shank Drill Bits Efficient HSS Twist Straight for Metal Processing High Speed Steel 21.5mm [HIGH DRILLING EFFICIENCY]: Designed for smooth chip removal and fast cutting, ensuring high drilling efficiency.TA-VIGOR TA-VIGOR 14.5mm Reduced Shank Twist Drill Bits with 10mm Shank- 37/64" Drill Bit Perfect for Drilling Steel,Copper,Alumi 【Size】Cutting Edge Diameter : 14.5mm / 37/64"; Shank Diameter : 10mm / 0.39"; Cutting Edge Length: 52mm / 2.05"; Total LDEWALT DEWALT DW1128 7/16-Inch Black Oxide 3/8-Inch Reduced Shank Split Point Twist Drill Bit The product is 7/16" BLK Oxide BitMeccion Meccion Cobalt Drill Bit 37/64 Inch High Speed Steel M35 Reduced Shank Twist Drill Bit for Metal, Cast Iron, Stainless S Professional Drill Bits - Made of 5% Cobalt High Speed Steel with heat treament and hardness up to HRC 67, Ideal for driDrill America Drill America 1-1/16" Reduced Shank High Speed Steel Black & Gold Contractor Drill Bit with 3-Flat 1/2" Shank, KFD3F Ser Contractor grade drill bit manufactured from M1 High Speed Steel.YDuupxe YDuupxe 8pcs HSS Extra Long Drill Drill Bit, HSS Bit Set Round Shank for Wood Aluminum Plastic 4mm/4.2mm/4.5mm/5mm/5.2mm This set includes 8 pieces drill bit in different sizes of the most popular drill bitsNUZAMAS NUZAMAS Extra Hardwood Drill Bits of 4, 230mm Long Drill Bits, 6mm 8mm 10mm 12mm 14mm Wooden Timbers Working, Carbon Ste The NUZAMAS extra-long (230mm long) Auger Bits, straight brad point woodworking drill, set of 5 drills.Drill America Drill America 45/64" Reduced Shank High Speed Steel Black & Gold Contractor Drill Bit with 3-Flat 1/2" Shank, KFD3F Seri Contractor grade drill bit manufactured from M1 High Speed Steel.Drill America Drill America 47/64" High Speed Steel Reduced Shank Drill Bit with 3/8" Shank, DWDRSD Series High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughnessDrill America Qualtech 1.9cm 1.3cm Reduced Shank HSS Silver and Deming Drill Bit Material: High Speed SteelKJAOYU Drill 1/2 Reduced Shank High Speed Steel High Speed Steel Reduced Shank Drill Bit – 1/2in Shank, 27.5mm Black Rotate Dri High-Speed Steel: Constructed from high-speed steel, this drill bit offers high hardness and stable , ensuring pointed a