Режущие и зажимные инструменты Hoffmann Group 2026 - страница 65

GBP 57 HSS DIN Type h8 341 N 16- 2 118° 30° Long jobber drills (bushing drill) with Morse taper shank Compared to DIN 345 the flute length is longer by the drill bushing height. Thus the effective drilling depth is unaffected. Special surface treatment for improved chip evacuation. Advantage: For drilling through drill bushings in tool making, machine building and series production. 11 6700 Particularly important for drilling into uneven, inclined or arched surfaces. Recommendation: Maximum drilling depth: L L2 = LC - 1.5 × DC. LC L2 ⌀ DC MK Drill bushing Drill bushing Drill bushing holder Precise work even on difficult component surfaces. 1 – 1.5×drill ⌀ Drill bushing holder Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H H M M S K N ​ ​ ​ ​ ​ 11 6700 40 30 25 25 ● ● ⌀ DC h8 11 6700 Lc L MT 11 11C < 750 N Jobber drill long HSS f mm N mm mm ​ mm/rev. 10 eShop 116 197 1 0.1 10,5 eShop 116 197 1 0.1 11 eShop 125 206 1 0.1 11,5 eShop 125 206 1 0.1 12 eShop 134 215 1 0.16 12,5 eShop 134 215 1 0.16 13 eShop 134 215 1 0.16 13,5 eShop 142 223 1 0.16 14 eShop 142 223 1 0.16 14,5 eShop 147 245 2 0.16 15 eShop 147 245 2 0.16 15,5 eShop 153 251 2 0.16 16 eShop 153 251 2 0.16 16,5 eShop 159 257 2 0.2 17 eShop 159 257 2 0.2 17,5 eShop 165 263 2 0.2 18 eShop 165 263 2 0.2 18,5 eShop 171 269 2 0.2 19 eShop 171 269 2 0.2 19,5 eShop 177 275 2 0.2 20 eShop 177 275 2 0.2 20,5 eShop 184 282 2 0.2 21 eShop 184 282 2 0.2 22 eShop 191 289 2 0.2 22,5 (eShop) 198 296 2 0.2 23 eShop 198 296 2 0.2 24 eShop 206 327 3 0.2 25 eShop 206 327 3 0.25 26 eShop 214 335 3 0.25 27 eShop 222 343 3 0.25 28 eShop 222 343 3 0.25 30 eShop 230 351 3 0.25 31 eShop 239 360 3 0.25 32 eShop 248 397 4 0.25 33 eShop 248 397 4 0.25 35 eShop 257 406 4 0.25 40 eShop 277 426 4 0.32 45 (eShop) 298 447 4 0.32 50 eShop 321 470 4 0.32 65