Step drill 18.5 / 10.5 HSS for M10 screw with taper shank ČSN 221255, StimZet
Product information
Czech metal step drill 18,5x10,5 mm for screw M10
Step drill bit for shaft and recessed 90 ° screw head
Overall length: 233mm
Screw length overall / front: 135 / 23mm
Morse cone: MK2
Helix Angle: 25 ° to 30 °
Angle: 118 ° and 90 ° Form: A Material: HSS
Standard: CSN221255
Drill is cut to two diameters: 10.5mm and 18.5mm
Drilling requires lower cutting conditions than standard normatives for classical 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 .: K551850V000S
If you need a different size, see the enclosed photographs - see the DIN8375 catalog sheet - for German screws.
Step drill bit for shaft and recessed 90 ° screw head
Overall length: 233mm
Screw length overall / front: 135 / 23mm
Morse cone: MK2
Helix Angle: 25 ° to 30 °
Angle: 118 ° and 90 ° Form: A Material: HSS
Standard: CSN221255
Drill is cut to two diameters: 10.5mm and 18.5mm
Drilling requires lower cutting conditions than standard normatives for classical 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 .: K551850V000S
If you need a different size, see the enclosed photographs - see the DIN8375 catalog sheet - for German screws.
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Jakub Novák, Orders
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