TOPPROS 1/2 Inch Shank HSS 152mm Length Twist Drill Bits Milling Process for ...

Description

TOPPROS 1/2 Inch Shank HSS 152mm Length Twist Drill Bits Milling Process for Stanless Steel Wood 28mm /1.1" Bit Diameter Reduced Shank Drill Bit
High Speed Steel tool - 28mm cutting diameter. Good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance
Reduced Shank - Expanding the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes
Black Oxide Finish - Black oxide treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge
Wide Application - Design 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
Specification: Cutting Diameter: 28mm / 1.1" Shank Diameter: 1/2" / 12.7mm approx. Cutting Edge Length: 82mm / 3.23" Overall Length: 152mm / 5.98" Material : High Speed Steel 9341 (HSS 9341) Finish Type: Black Oxide, Nitriding Shank Type: Round Shank Tool Flute Type: Spiral Hardened to: 62-65 HRC Descriptions: 1. High-speed steel tool is good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance 2. 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. Running in a counterclockwise direction right-hand cut , spiral fluted tool evacuates chips up and out of the cut to reduce clogging. Package: 1 x Reduced Shank Drill Bit Use Note: 1. To make clean and precise holes, water is required for lubrication and cooling when drilling metals. 2. Low drill pressure and increased use of water lubrication will extend drill bit life.
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