Technical data:
Nominal ⌀ DC:4 mm
Coating:TiN
Tool material:Solid carbide
Standard:DIN 6537 K
Version:4×D
Tolerance nominal ⌀:h7
Number of cutting edges Z:2
Point angle:140 degrees
recommended maximum drilling depth L2:18 mm
Shank:DIN 6535 HA to h6
Through-coolant:no
Semi-Standard:yes
Flute length Lc:24 mm
Overall length L:66 mm
Shank ⌀ Ds:6 mm
Shank tolerance:h6
Feed f in steel < 900xa0N/mm2:0.14 mm rev. Colour ring:without Type of product:Jobber drill Version: Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Straight major cutting edges with slightly honed edges and special flute profile produce short chips. Note: Flute length LC = L2 + 1.5 × DC.Versions HB and HE supplied at the same price as HA.Form HB: order with No. 122315.Form HE: order with No. 122320.NEW GENERATION AVAILABLE!Recommended successor product is No. 122501.