No.312 Drill Bit

  • Q/ZBF-312 Die forged
  • It is a cutting tools used to create cylindrical holes.
Number Φ mm L mm ⚖ g
312-1002 6 100 20
312-1004 7 120 30
312-1006 8 140 50
312-1008 9 160 75
312-1010 10 180 100
312-1012 11 200 120
312-1014 12 220 170
312-1016 13 240 220
312-1018 14 260 280
312-1020 15 280 360
312-1022 16 300 440
312-1024 17 300 500
312-1026 18 320 600
312-1028 19 320 700
312-1030 20 330 800

No.312 Drill Bit