
GBP 57 Pilot pin Fixed pilot: gas nitrided, precision turned Rotating pilot: surface hardened and ground. Size 01/2.4 to 1/8.4 − fixed pilot. Size 1/8.5 to 1/18 − rotating pilot with coolant bore. Fixed pilot Size 2/11.5 to 2/13 − fixed pilot. Size 2/14 to 2/32 − rotating pilot with coolant bore. Application: When using the rotating pilot (with coolant bore) size 1 and 2 in holder No. 156720 size 1/20 the coolant is fed directly to the cutting edges for optimum chip evacuation. Rotating pilot Coolant outlet Size / pin ⌀ 15 6750 overall length Shank ⌀ Size / pin ⌀ 15 6750 overall length Shank ⌀ Size / pin ⌀ 15 6750 overall length Shank ⌀ 16C 16C 16C Pilot Pilot Pilot mm mm mm mm mm mm 01/2,4 (eShop) 41 2.4 0/9 eShop 59 4 1/15 eShop 79 6 01/3 (eShop) 41 2.4 0/9,5 eShop 59 4 1/16 eShop 79 6 01/3,3 (eShop) 41 2.4 0/10 eShop 59 4 1/17 eShop 79 6 01/3,5 (eShop) 41 2.4 0/10,5 (eShop) 59 4 1/18 eShop 79 6 01/4 eShop 41 2.4 0/11 (eShop) 59 4 2/11,5 eShop 105 10 01/4,5 (eShop) 41 2.4 1/6,6 eShop 79 6 2/12 eShop 105 10 0/4 eShop 59 4 1/6,7 eShop 79 6 2/13 eShop 105 10 0/4,2 eShop 59 4 1/7 eShop 79 6 2/14 eShop 105 10 0/4,5 eShop 59 4 1/7,5 (eShop) 79 6 2/14,5 (eShop) 105 10 0/4,9 eShop 59 4 1/7,9 (eShop) 79 6 2/15 eShop 105 10 0/5 eShop 59 4 1/8 eShop 79 6 2/16 eShop 105 10 0/5,3 eShop 59 4 1/8,4 eShop 79 6 2/17 eShop 105 10 0/5,5 eShop 59 4 1/8,5 eShop 79 6 2/17,5 eShop 105 10 0/5,8 eShop 59 4 1/9 eShop 79 6 2/18 eShop 105 10 0/6 eShop 59 4 1/9,5 eShop 79 6 2/19 (eShop) 105 10 0/6,4 eShop 59 4 1/9,9 eShop 79 6 2/20 eShop 105 10 0/6,5 eShop 59 4 1/10 eShop 79 6 2/21 eShop 105 10 15 0/6,6 0/6,7 eShop eShop 59 59 4 4 1/10,5 1/11 eShop eShop 79 79 6 6 2/22 2/24 eShop (eShop) 105 105 10 10 0/6,9 eShop 59 4 1/11,5 eShop 79 6 2/25 (eShop) 105 10 0/7 eShop 59 4 1/12 eShop 79 6 2/26 eShop 105 10 0/7,5 eShop 59 4 1/12,5 eShop 79 6 2/28 (eShop) 105 10 0/7,9 eShop 59 4 1/13 eShop 79 6 2/30 eShop 105 10 0/8 eShop 59 4 1/13,5 eShop 79 6 2/32 (eShop) 105 10 0/8,4 eShop 59 4 1/14 eShop 79 6 0/8,5 eShop 59 4 1/14,5 eShop 79 6 HSS 2 3 4 Modular counterboring sets in wooden stand Set of holders, counterbores, and pilots for machining the most common bore ⌀. Application: For DIN counterbores, as well as appropriate pilot / counterbore combinations for stepped holes or non-standard counterbores. Note: Modular counterboring sets also available in HSS with optional TIN coating and brazed-on carbide tips with form “T” ISO inserts. 15 6700 Size / shank size 01/10 0/10 0MK1 1/12 1MK2 2MK2 2MK3 Modular counterboring set 15 6700 (eShop) (eShop) (eShop) (eShop) (eShop) (eShop) (eShop) 16C in a wooden stand Number of cutting edges Z 2 2 2 3 3 3; 4 3; 4 Counterbore range mm 5–9 8.5 – 16.5 8.5 – 16.5 14.5 – 24.5 14.5 – 24.5 26 – 36 26 – 36 Content: 5; 5.5; 6; 6.5; 8.5; 9.5; 10.5; 8.5; 9.5; 10.5; 14.5; 16.5; 18.5; 14.5; 16.5; 18.5; 26; 28; 30; 32; 33; 26; 28; 30; 32; 33; 1× each counterbore No. 156730 7; 8; 9 11.5; 13.5; 16.5 11.5; 13.5; 16.5 20.5; 22.5; 24.5 20.5; 22.5; 24.5 34; 36 34; 36 7; 7.5; 8; 8.5; 9; 7; 7.5; 8; 8.5; 9; 12; 13; 14; 15; 16; 12; 13; 14; 15; 16; 4; 4.5; 5; 5.5; 6; 4; 4.5; 5; 5.5; 6; 9.5; 2.4; 2.5; 2.7; 3; 6.5; 7; 7.5; 8; 8.5; 6.5; 7; 7.5; 8; 8.5; 11.5;10;12;10.5; 11; 9.5; 10; 10.5; 11; 1× each pilot No. 156750 13; 14; 11.5; 12; 13; 14; 17;22; 18; 19; 20; 21; 17; 18; 19; 20; 21; 3.3; 3.5; 4; 4.5 9; 9.5; 10; 10.5 9; 9.5; 10; 10.5 23; 24; 25 22; 23; 24; 25 15 15 1× each holder No. 156720 with shank ⌀ 10 mm ⌀ 10 mm MT1 ⌀ 12 mm MT2 MT2 MT3 216