Solid carbide HPC pilot drill Garant Spiral fluted, with 6 guide chamfers and internal cooling channels New generation of high performance pilot

Solid carbide HPC pilot drill Garant Spiral fluted, with 6 guide chamfers and internal cooling channels. New generation of high performance pilot drills in the HPC range. With 140° point angle and special p6 cutting edge tolerance for optimum generation of a pilot hole. High roundness and alignment accuracy of the pilot hole. Effective length For the exact L/D ratio please refer to the respective 0 and flute length Plain shank DIN 6535 HA Weldon shank DIN 6535 HB 122606 122608 Whistle-Notch shank DIN 6535 HE 12 2606 + 12 9100HE Note A pilot hole is recommended for deep-hole drilling from 12xD and is absolutely essential for deep-hole drilling from 20xD to 30xD. The provision of a pilot hole always increases process reliability. HB and HE shanks available without surcharge. Form HB order as No. 122608. a Form HE order as Version Solid carbide DIN 6537 ca 6xD p6 140° DIN I 6535 HAHBHE 25 bar HPC No. 122606 + 129100HE. (See catalogue page 18 for ordering example). Suitable for/ vc m/min Alu ag L, Alu cast >10% Si PMMA acrylic PEEK AFRP aramid PVDF GF20 PA 66 GFB0 PEEK GF30 PTFE CF25 Hybrid Honey- comb sandwich Ti >850 N Inconel8 GJS ADI 2 800 N max min Air ISO code N K 12 2606- 360 400 350 150 120 90 80 70 80 150 80 80 1 1 1 0 p6 12 2606 i 1 Uot T h6 Alu 0 p6 12 2606 1 1 Uot I h6 Alu Garant jfeEmnt Solid carbide drill plain shank DIN 6535 HA f Solid carbide drill plain shank DIN 6535 HA f mm COX mm mm/rev mm COX mm mm/rev 2 21 57 4 0.08 7,5 53 91 8 0.25 2,2 21 57 4 0.13 7,8 53 91 8 0.25 2,3 21 57 4 0.13 8 53 91 8 0.25 2,4 21 57 4 0.13 8,5 61 103 10 0.35 2,5 21 57 4 0.13 8,8 61 103 10 0.35 2,7 21 57 4 0.13 9 61 103 10 0.35 2,8 21 57 4 0.13 9,5 61 103 10 0.35 3 28 66 6 0.13 9,8 61 103 10 0.35 3,2 28 66 6 0.20 10 61 103 10 0.35 3,3 28 66 6 0.20 10,2 71 118 12 0.35 3,5 28 66 6 0.20 10,5 71 118 12 0.35 3,8 36 74 6 0.20 10,8 71 118 12 0.35 4 36 74 6 0.20 11 71 118 12 0.35 4,2 36 74 6 0.20 11,5 71 118 12 0.35 4,5 36 74 6 0.20 11,8 71 118 12 0.35 4,8 44 82 6 0.20 12 71 118 12 0.35 5 44 82 6 0.20 12,5 77 124 14 0.40 5,5 44 82 6 0.25 13,5 77 124 14 0.40 5,8 44 82 6 0.25 13,8 77 124 14 0.40 6 44 82 6 0.25 14 77 124 14 0.40 6,5 53 91 8 0.25 14,8 83 133 16 0.40 6,6 53 91 8 0.25 15 83 133 16 0.40 6,8 53 91 8 0.25 18 93 143 18 0.45 7 53 91 8 0.25 20 101 153 20 0.45 Main catalogue Hoffmann Group 46 77