Indexable Gundrill guide

Indexable Gundrills & Brazed Gundrills

Drill typeLathes & machining centersGundrill machinesBrazed tool
MCTRMCTRCHMCTRTRLGTRLGCHTRLGSLJ
Indexable Gundrills Brazed Gundrill
Drill diameter (mm)ø12 - ø28ø14 - ø28ø28.01 - ø40ø12 - ø28ø14 - ø28ø28.01 - ø40ø3 - ø12.2
Drilling depth - MCTR Tool over all length - TRLG, SLJMax L/D = 25Max L/D = 25Max L/D = 25400 mm - 2400 mm400 mm - 2400 mm400 mm - 2400 mmø3 - ø4.1 : Max = 800 mm ø4.1 - ø4.9 : Max = 1250 mm ø4.9 - ø12.2 : Max = 2000 mm
Hole tolerance1+ 0.05 / - 0.1+ 0.05 / - 0.12+ 0.05 / - 0.1+ 0.05 / - 0.1+ 0.05 / - 0.12+ 0.05 / - 0.1+0.03 / -0.01
Surface finish Ra (µm)11111113 - 25
Deep hole drilling machines-------
ne NC machines----
achi Lathes
M Machining centers M/C
Gundrill machines---
Steel
erial Stainless
e mat Cast iron
piec Non-ferrous
Work Superalloys
Hard materials (≥40HRC)
Insert typeLOGT / TOHTTOHTFBH / FBMLOGT / TOHTTOHTFBH / FBM-
PageJ090 - J093J094J095 - J099J100 - J101J102J103 - J111J112 - J113

*1: Just for reference (Excellent) (Standard)