Page 134 - ISCAR(HOLE_MAKING_CATALOG_65)

USER GUIDE
INDEXABLE DRILLS 1 A short pre-hole 20 mm long (minimum) with H8 hole tolerance should be prepared Penetration by drilling

User Guide

to guide the long drill (a standard DR drill or an endmill can be used).
Option No.2
Option No.1
1.1
2.1
Penetration with an endmill

1.2 Enlargement with the endmill 2.2 DRG-MF boring

3 Deep hole drilling with DR-DH

2 The DR-DH drill should enter into the pre-hole at slow rotation speed and with coolant supply.
DR-DH Insert Mounting Configuration vs. Drill Diameter
DR-DH ø##.# [mm] Central Insert Intermediate Insert Peripheral Insert Guiding Pad
25.4-28.5 SOMX 050204… SOMX 050204… SOMX 050204… GPS-06-20-075
28.6-30.0 SOMX 050204… SOMX 060304… SOMX 050204… GPS-07-20-120
30.1-33.0 SOMX 060304… SOMX 060304… SOMX 060304… GPS-07-20-120
33.1-37.5 SOMX 060304… SOMX 070305… SOMX 060304… GPS-08-25-155
37.6-40.5 SOMX 070305… SOMX 070305… SOMX 070305… GPS-08-25-155
40.6-42.9 SOMX 070305… SOMT 09T306… SOMX 070305… GPS-08-25-155
43.0-47.5 SOMT 09T306… SOMT 09T306… SOMT 09T306… GPS-08-25-155
47.6-51.0 SOMT 100408… SOMT 100408… SOMT 100408… GPS-10-30-200
51.1-54.0 SOMT 100408… SOMT 110408… SOMT 100408… GPS-10-30-200
54.1-57.4 SOMT 100408… SOMT 110408… SOMT 110408… GPS-10-30-200
57.5-61.0 SOMT 110408… SOMT 110408… SOMT 110408… GPS-14-40-250
61.1-63.0 SOMT 110408… SOMT 120408… SOMT 110408… GPS-14-40-250
63.1-69.5 SOMT 120408… SOMT 120408… SOMT 120408… GPS-14-40-250

Spare Parts
Insert Screw Key Guiding Pad Clamping Screw Key
SOMX 050204... SR 34-533/L T-6/51 GPS-06-20-075 SR 11201753-1 T-7
SOMX 060304... SR 34-508/L T-7/51 GPS-06-20-085 SR 11201753-1 T-7
SOMX 070305... SR 14-560 T-8/51 GPS-06-20-100 SR 11201753-1 T-7
SOMT 09T306... SR 34-506 T-9/51 GPS-14-40-250 SR 11201752-2 T-15
SOMT 100408... SR 14-571 T-10/51 GPS-07-20-120 SR 11201753-4 T-9
SOMT 110408... SR 14-544/S T-15/51 GPS-10-30-200 SR 11201753-6 T-15
SOMT 120408... SR 14-544/S T-15/51

132 ISCAR