HSS 1/2" Reduced Shank Twist Drill Bits High Speed Steel Ø 12mm - 35mm
Material: 4241 high speed steel + oxidation treatment
Diameter: 12-35mm
Features: high hardness, wear-resistant, accurate positioning, good chip removal, high efficiency.
Use: used for stainless steel, chrome steel, square tube and other materials to open the hole work
Diameter 12-17mm shank diameter are 10mm, 18-35mm shank diameter are 12.7mm.
High-speed steel 4241 material high hardness, stable performance, sharpness and durability.
Can drill stainless steel, iron, copper and aluminum alloy, wood and plastic materials.
Product Description
01 Spiral chip conveyor
Spiral groove design, good chip removal performance, fast drilling speed significantly improve work efficiency.
02 Oxidation treatment is hard enough to resist numbness
The black oxidized layer formed on the tool surface protects smooth drilling under high-speed operation.
03 One-piece round shank
Universal round shank design, adaptable to different types of drill chucks.
04 Compatible equipment
Lithium-ion drill/hand drill/impact drill/flat drilling equipment/bench drill/magnetic drill/drilling machine
Note: Lithium-ion drills can only be used with 12-17 sizes.
Spiral groove design, good chip removal performance, fast drilling speed significantly improve work efficiency.
The black oxidized layer formed on the tool surface protects smooth drilling under high-speed operation.
Universal round shank design, adaptable to different types of drill chucks.
Lithium-ion drill/hand drill/impact drill/flat drilling equipment/bench drill/magnetic drill/drilling machine
Note: Lithium-ion drills can only be used with 12-17 sizes.
Package includes
according to your choice
