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Code:4157
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Weight:0.100 Kgs
4-20mm Step drill for metal, 723569
Designed to produce holes in materials made of steel (includes stainless steel), non-ferrous metals and plastic.
Diameter of holes: 4-6-8-10-12-14-16-18-20mm
Number of steps: 9
Does not require additional preparing (stippling, drilling)
Does not leave any burrs.
The spiral groove greatly facilitates the drilling of metal.
Made of high-speed tool steel HSS 4241 with a hardness of 62-64 HRC.
Triangular shank prevents slipping in the chuck.
Can be used with quick-release adapters.
Suitable for all types of drills and screw-driving machines.
Made in China
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4-20mm Step drill for metal, 723569
Designed to produce holes in materials made of steel (includes stainless steel), non-ferrous metals and plastic.
Diameter of holes: 4-6-8-10-12-14-16-18-20mm
Number of steps: 9
Does not require additional preparing (stippling, drilling)
Does not leave any burrs.
The spiral groove greatly facilitates the drilling of metal.
Made of high-speed tool steel HSS 4241 with a hardness of 62-64 HRC.
Triangular shank prevents slipping in the chuck.
Can be used with quick-release adapters.
Suitable for all types of drills and screw-driving machines.
Made in China
Code: 51561
International shipment available. Please ask for price.