Step drill 11.4 / 6.4 HSS for M6 screw with taper shank ČSN 221255, StimZet
Product information
Czech metal step drill 11,4x6,4 mm for M6 bolt
Step drill for shaft holes and recessed 90 ° head screw
Overall length: 175mm
Screw length total / front: 94 / 15mm
Morse cone: MK1
Helix Angle: 25 ° to 30 °
Angle of Tip: 118 ° and 90 °
Form: A
Material: HSS
Standard: CSN221255
Drill is sharpened to two diameters: 6,4mm and 11,4mm
Drilling requires lower cutting conditions than standard normatives for conventional drills.
Usage:
Stepped drills with four facets are recommended for drilling screw holes and at the same time recesses for cylindrical screw heads in non-alloy and alloy steel and steel castings to a strength of 800 N / mm2, gray, tempered ductile cast iron, aluminum alloys, etc.
Cat. No .: K551140V000S
If you need a different size, see the enclosed photos - see the DIN8375 catalog sheet for German screws.
Step drill for shaft holes and recessed 90 ° head screw
Overall length: 175mm
Screw length total / front: 94 / 15mm
Morse cone: MK1
Helix Angle: 25 ° to 30 °
Angle of Tip: 118 ° and 90 °
Form: A
Material: HSS
Standard: CSN221255
Drill is sharpened to two diameters: 6,4mm and 11,4mm
Drilling requires lower cutting conditions than standard normatives for conventional drills.
Usage:
Stepped drills with four facets are recommended for drilling screw holes and at the same time recesses for cylindrical screw heads in non-alloy and alloy steel and steel castings to a strength of 800 N / mm2, gray, tempered ductile cast iron, aluminum alloys, etc.
Cat. No .: K551140V000S
If you need a different size, see the enclosed photos - see the DIN8375 catalog sheet for German screws.
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Jakub Novák, Orders
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