
GBP 57 L R High performance indexable thread mills HPC HPC thread milling cutters for reduced machining times. Application: 21 8050 – For general use on right-hand and left-hand internal and external threads. For threads in through holes and blind holes. Note: Thread mill No. 218050 sizes 17/26 and 17/36 suitable for pitches up to and including 2.5 mm. Thread mill No. 218050 sizes 30/65 suitable for pitches up to < 5. ⌀D ⌀ DS L1 Ltot 21 8050 Effective ⌀ D / 21 8050 Insert size Number of cutting Ltot ⌀ Ds Clamping screw Fixing screw 21R Overhang L1 edges Z High performance indexable thread mill mm Weldon shank mm mm 13,6/26 eShop 24 1 82 20 – 219926 15,1/30 eShop 24 1 85 20 – 219926 16/28 eShop 24 2 83 20 – 219926 17/26 eShop 25 2 85 25 – 219926 17/36 eShop 25 2 95 25 – 219926 19/44 eShop 25 2 104 25 – 219926 20,5/37 eShop 25 3 96 25 – 219926 22/43 eShop 25 3 102 25 – 219926 30/55 eShop 25 5 115 25 – 219926 24,5/43 eShop 41 2 104 25 219928 219927 30/65 eShop 41 3 128.5 32 219928 219927 36/65 eShop 41 4 128 32 219928 219927 ⌀D 21 Ltot 21 8054 Effective ⌀ D 21 8054 Insert size Number of cutting edges Ltot Mounting bore ⌀ H7 Fixing screw 21R Z High performance indexable thread milling head mm with bore mm mm 36 eShop 25 5 33.5 16 219926 TOOL Scout ■ Quick application-related tool selection ■ Direct ordering in the eShop ■ Tool selection not restricted to specific standards or manufacturers ■ Cutting data - direct selection ■ Tool information for reliable engineering You can find optimum cutting data, machining strategy and NC programs for your machine programming in the ThreadScout. 353