Page 310 - Carbide drills I Thread cutting tools 2023

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Application Material G [mm] [mm] 1.0 x d [min ] -1 [100%] 1.5 x d [min ] -1 [100%] 2.0 x d [min ] -1 [100%]
Steel G 1/8 9.728 0.907 32 1045 948 28 915 830 22 720 653
500 - 850 N/mm² G 1/4 13.157 1.337 32 775 1036 28 675 902 22 530 709
G 3/8 16.662 1.337 32 610 815 28 535 715 22 420 562
G 1/2 20.955 1.814 32 485 880 28 425 771 22 335 608
Steel G 1/8 9.728 0.907 20 655 594 16 525 476 10 325 295
850 - 1100 N/mm² G 1/4 13.157 1.337 20 485 648 16 385 515 10 240 321
G 3/8 16.662 1.337 20 380 508 16 305 408 10 190 254
G 1/2 20.955 1.814 20 305 553 16 245 445 10 150 272

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