Durable, mainly used for bore machining.
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10pcs HSS M35 Cobalt Drill Bit Drill Bit Round Shank Gun Drill Bit For Wood Metal Stainless Steel Iron Drilling Hole Cutte Tools
Aliexpress UK
Brand: Reisser Type: HSS Reduced Shank Drill Bit Diameter: 18.0mm Overall Length: 191mm Working Length: 130mm Material: High Speed Steel (HSS) Shank: Reduced shank for compatibility with standard chucks Condition: Brand new, unused Suitable for: Precision drilling through metal, cast iron, alloy steel, and plastics This listing is for one (1) drill bit. Only three in stock – priced individually. Fast dispatch from the UK.
eBay
7Pcs Diamond Core Drill Bits 6mm Hex Shank Dry Diamond Drill Bits Set Vacuum Brazed Diamond Core Drill Bit for Marble Concrete
Aliexpress UK
Specification:Cutting Diameter: 32mm / 1.26"Shank Diameter: 1/2"Cutting Edge Length: 75mm / 2.95"Overall Length: 155mm / 6.1"Material : High Speed Steel 6542 (HSS 6542)Finish Type: Black Oxide, NitridingShank Type: Round ShankTool Flute Type: SpiralHardened to: 65-66 HRCDescriptions:1. High-speed steel tool is good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance2. Reduced shank drill expand the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes.3. Black oxide treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge.4. Design for drilling in low and medium tensile strength materials, such aluminum, iron, copper, brass and metal.5.
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10pcs Circuit Board PCB Drill Bits Kit Carbide Steel Drill Bit Set Shank PCB Mini Carbide Drill Bit Set
Aliexpress UK
Available Sizes: 13.5mm upto 26mm. 1/2" reduced shank allows cutting of larger holes using a standard 1/2" or 13mm, 3-jaw chuck. Type: Drill Bit. Durable, mainly used for bore machining. Steam tempered blue finish.
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M35 5% Cobalt Metric Drill Bits Set(3mm-13mm/21pcs)Straight Shank Drill Bits,Metal Twist Drill Bits for Hard Metal and Cast Iron
Aliexpress UK
The drill bits are made of HSS (High Speed Steel), ensuring durability and longevity. The round shank type and twist drill bit type make it easy to use and apply. Size: 14/16/18/20mm. With Reduced Shank.
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1/5Pcs Stubby Drill Bits Set For Metal 1/4 Inch Quick Change Hex Shank Twist Drill Bit Short Length HSS Drill Bits
Aliexpress UK
HSS Co5 Blacksmith Drills -. All drills have a 12.7mm (1/2") shank. Flute length is 76mm - 80mm on all sizes.
eBay
3/4/7PCS Drill Bit Set Glass Concrete Drill Bit Set Masonry Drill Bits for Brick Plastic and Wood Hex Shank Tip Drilling Tools
Aliexpress UK
Material: HSS. Size: Length: 148mm (5.83in).
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Multi Functional Concrete Wall Cement Brick Drill Bits Alloy Impact Drill Bits Straight Shank Construction Drill Bits
Aliexpress UK
Material: HSS. 13mm, 14mm, 15mm, 16mm, 18mm, 20mm, 22mm, & 25mm. Suitable for use with high speed drills.
eBay
10/20pcs extended drill bit HSS mini straight shank spiral drill bit 0.5-3.2mm, extended drill bit 60/80/100/120mm
Aliexpress UK