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1-1/4' Reduced-Shank Drill Bit High Speed Steel Stainless Steel Drill Bit with 1/2' Straight Shank for Home DIY and General Building Engineering and Woodworking

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$20.74

$ 8 .99 $8.99

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About this item

  • 【Parameter】- Shank Diameter: 1/2-inch; Total Length: 130mm/5.1-inch to 150mm / 5.9-inch; Bit Diameter: 32mm / 1.26-inch; Material: High Speed Steel 4241 (HSS-4241); Hardness (HRC): 62-63 HRC; Surface Treatment: Polished.
  • 【Material】- This reduced shank drill Bit was made by High Speed Steel which is good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance.
  • 【Advantage】- Polished treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge. Design of reduced shank can expanding the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes.
  • 【Wide Application】- Designed for fast drilling in concrete, masonry, artificial stone, and rockDesign for drilling in low and medium tensile strength materials, such aluminum, iron, copper, brass and metal.
  • 【Please Note】- To make clean and precise holes, water is required for lubrication and cooling when drilling metals. Increased use of water lubrication will extend drill bit life.


Hegebeck Reduced-Shank Drill Bit
Specifications:
Material: HSS-4241
Dimensions: Cutting diameter: 32mm/ 1-1/4inches; Shank Diameter: 1/2 inches; Total length: 150mm / 5.9 inches
Color: Sliver
HRC: 62-63
Description:
1.High-speed steel tool is good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance.
2.Polished treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge.
3.When drilling, conditionally add coolant or cutting fluid to cool down to reduce the damage of high temperature to the drill bit and extend the service life of the drill bit.
4.Cutting speed should not be too high, to prevent burning, rate should not be too large, to prevent the drill wear.
Package Content:
1 pcs x Reduced-Shank Drill Bit