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HSS DIN 1897 pilot drill bit
HSS DIN 1897 pilot drill bit

HSS drill bit

HSS DIN 1897 pilot drill bit, ground, split point, extra short

DRIVE / EXECUTION / FEATURES

Straight shank
Straight shank
Straight shank
Not suitable for hammer action
Not suitable for hammer action
  • Profile-ground
  • Right-hand cutting, type N
  • Extra short, cylindrical
  • High-performance high-speed steel
  • 135° conical section
  • Cross-ground finish to DIN 1412 C (from Ø 3,0 mm)
  • Diametral tolerance h8

FOR USE IN / APPLICATION

Steel / various metal
3
Steel / various metal
  • In thin sheets, steel and cast steel, alloyed and unalloyed, up to a strength of 800 N/mm², cast iron, malleable iron, ductile iron, short chipping aluminium alloys, bronze, tough brass, gunmetal, pressure castings, diecastings
  • KEIL HSS pilot drill bits to DIN 1897 make it possible to drill a very accurate pilot hole without slipping thanks to the special selfcentring drill tip.
  • It is not necessary to use a centre punch.
  • This extra short drill bit is particularly suited for use with hand-held drills.
  • In all rotary and percussion drilling machines
  • In machines for mechanical processing
303

Data / Facts

D / Diameter 2–10 mm
L1 / Total length 38–89 mm
L2 / Working length 12–43 mm
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