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HOLEX 116320 21.5 Jobber Drill 21.5 mm HSS DIN 345 Type N Morse Taper Shank
Order No.
116320 21.5
Product Details
Description
Special surface treatment, resulting in reduced tendency to edge build-up and improved chip evacuation.
Product Data
Product type: Jobber drill with Morse taper shank
Tool material: HSS
DIN: 345
Type: N
Tolerance: h8
Point angle: 118deg
Helix angle: 20-30deg
Nominal Dia. Dc: 21.5 mm
Lc: 150 mm
L: 248 mm
Morse taper: MT 2
Feed (f): 0.2 mm/rev
Cutting Data
Steel <500 N: 40
Steel <750 N: 30
Steel <900 N: 25
GG(G): 25
Recommendation
Maximum drilling depth: L2 = Lc - 1.5 x Dc.
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