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Spiral drills (Diam.)

Twist drill Fig. 439 - diamond coated
Material: diamond grit, galvanic bonded
Execution: 2 grooves
Range of app.: glass, jewellery stones
Shank: 2,35 mm dia.
Rec. speed: 5.000 - 8.000 r.p.m. (with cooling liquid)
Advantage: durable
Subgroups
  • singly
    nameshapeHead-ØShaft-ØPUitem No.
    twist drill439 diamond-finished0.80 mm2.35 mm1 piece568008
    twist drill439 diamond-finished0.90 mm2.35 mm1 piece568009
    twist drill439 diamond-finished1.00 mm2.35 mm1 piece568010
    twist drill439 diamond-finished1.10 mm2.35 mm1 piece568011
    twist drill439 diamond-finished1.20 mm2.35 mm1 piece568012
    twist drill439 diamond-finished1.30 mm2.35 mm1 piece568013
    twist drill439 diamond-finished1.40 mm2.35 mm1 piece568014
    twist drill439 diamond-finished1.50 mm2.35 mm1 piece568015

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