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Series no. 248 Back to: Products | Online Catalogue | Starting digit 2

Twist Drill

Picture of tool


Type N
DIN 345
Manufacturing
specifications
Point grinding: relieved cone
Point angle: standard (118º)
Web thinned: to DIN 1412, form A, from 14.00 mm diameter upwards
Helix angle: standard
Web thickness: standard
Web taper: standard
Flute form: standard
Tolerance on diameter: h8

Other manufacturing specifications to DIN 1414.
Range of
applications
Standard drill for drilling of steel and cast steel (alloyed and unalloyed), cast iron, sintered powder metals, German silver, graphite.
Sketch
Skizze
Tool material
HSS
Cutting direction
left hand-cutting
Surface
steam tempered
Ø-range
4,75-60,00
Series No.
248


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