HSS Reduced Shank Twist Drill Bit. There are a variety of Model and size available but they are not all listed.
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13.5mm HSS Reduced Shank Twist Drill Bit.
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Product Description Diameter: 17.6mm Shank Diameter: 1/2" / about 12.7mm.
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Specification:Cutting Diameter: 29mm / 1.14"Shank Diameter: 1/2"Cutting Edge Length: 74mm / 2.91"Effective Cutting Edge Length: 47mm / 1.85“Overall Length: 150mm / 6.0"Material : High Speed Steel 4241 (HSS 4241)Finish Type: PolishedShank Type: Round ShankTool Flute Type: SpiralHardened to: 62-63 HRCColor: Silver ToneDescriptions: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. Polished treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge.4.
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[No-load Speed] 47 rpm. Chainsaw Adapter Electric Drill Conversion Head Chainsaw Tree Cutting Pruning. [Wire Length] About 15cm. Size: [Wire Length] 15cm. Color: Silver. The actual color of the product may be slightly different from the picture shown on the website due to a variety of factors such as display brightness and light brightness.
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[No-load Speed] 47 rpm. Chainsaw Adapter Electric Drill Conversion Head Chainsaw Tree Cutting Pruning. [Wire Length] About 15cm. Size: [Wire Length] 15cm. Color: Silver. The actual color of the product may be slightly different from the picture shown on the website due to a variety of factors such as display brightness and light brightness.
eBay
HSS Reduced Shank Twist Drill Bit.
eBay
There are a variety of Model and size available but they are not all listed.
eBay