
| Shank To | lerance |
| D mm | tolerance h6 |
| >3–6 | +0, -0,008 |
| >6–10 | +0, -0,009 |
| >10–18 | +0, -0,011 |
| >18–30 | +0, -0,013 |
| >30–50 | +0, -0,016 |
first choice alternate choice
grade GP6520GP6520
| GP6520 grade GP6520 TiCN order # catalogue # | D1 size | L | L3 metric dim | L2 ensions | D | number of flutes | dimension standard | class of fit |
| 4153906 GT325001 | M5 X 0,8 | 70 | 10 | 25 | 6,0 | 3 | DIN 371 | 6HX |
| 4153907 GT325002 | M6 X 1 | 80 | 10 | 30 | 6,0 | 3 | DIN 371 | 6HX |
| 4153908 GT325003 | M8 X 1,25 | 90 | 13 | 35 | 8,0 | 3 | DIN 371 | 6HX |
| 4153909 GT325004 | M10 X 1,5 | 100 | 15 | 39 | 10,0 | 3 | DIN 371 | 6HX |
| 4153912 GT325007 | M12 X 1,5 | 100 | 15 | 39 | 9,0 | 4 | DIN 374 | 6HX |
| 4153910 GT325005 | M12 X 1,75 | 110 | 18 | 44 | 9,0 | 4 | DIN 376 | 6HX |
| 4153953 GT325008 | M14 X 1,5 | 100 | 15 | 47 | 11,0 | 4 | DIN 374 | 6HX |
| 4153911 GT325006 | M14 X 2 | 110 | 20 | 52 | 11,0 | 4 | DIN 376 | 6HX |
| 4153954 GT325009 | M16 X 1,5 | 100 | 15 | 46 | 12,0 | 4 | DIN 374 | 6HX |