Page 105 - Carbide drills I Thread cutting tools 2023

Deep hole drills

20xd

GG(G)
Rm Rm Rm
< 850 850-1100 1100-1300

DURO-D²
Article-N°. ø-Code
Example: B52920
Order-N°. B52920 0300
Ø d 1 d 2
Code h7 h6 l 1 l 2 l 4 L max
0300 3.00 4.0 110.0 74.0 32 69.5 •
0350 3.50 4.0 120.0 86.0 32 81.0 •
0400 4.00 4.0 120.0 86.0 32 80.0 •
0450 4.50 5.0 135.0 98.0 34 91.5 •
0500 5.00 5.0 145.0 109.0 34 101.5 •
0550 5.50 6.0 160.0 120.0 36 112.0 •
0600 6.00 6.0 170.0 130.0 36 121.0 •
0700 7.00 7.0 190.0 150.0 38 139.5 •
0800 8.00 8.0 215.0 173.0 40 161.0 •
0900 9.00 9.0 240.0 196.0 40 182.5 •
1000 10.00 10.0 260.0 218.0 40 203.0 •
1100 11.00 11.0 285.0 238.0 45 221.5 •
1200 12.00 12.0 305.0 258.0 45 240.0 •
1300 13.00 13.0 330.0 283.0 45 263.5 •
1400 14.00 14.0 355.0 303.0 50 282.0 •
1500 15.00 15.0 375.0 323.0 50 300.5 •
1600 16.00 16.0 400.0 348.0 50 324.0 •

See page «Technical notes regarding use of deep hole drills»
A pilot hole is required!
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