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What materials used in drill bits and drill rods?

30 Dec 2016

Prodrill steel materials used in manufacturing drill bits and drill rods

Drill rod and drill bits set

1. Drill bits

  1) Threaded drill bits: 42CrMo, 45CrNiMo1V

  2) Tapered drill bits42CrMo, 45CrNiMo1V

  3) Reaming bits

      R32-76mm, 12 buttons: 45CrNiMo1V

      R32-76mm, 15 buttons: 45CrNiMo1V

      R32-102mm, 15 buttons: 43CrMo

Integral drill rod

2. Drill rods

  1) Tapered drill rods (7 degree, 12 degree)

      80Cr, 95CrMo, 55SiMnMo, 40SiMnCrNiMo

  2) Integral drill steel 

      95CrMo, 55SiMnMo, 40SiMnCrNiMo

  3) Drifter rods / drifting drill steel (with Male-Male thread or Male-Female thread, R32, T38)

      23CrNi3Mo, 22SiMnCrNiMo

  4) Extension drill rods / round drill steels (with Male-Male, Male-Female thread, T51, GT60)

      23CrNi3Mo, 22SiMnCrNiMo

  5) Hollow drill steel / Hot rolled Hexagonal drill rod ( with shank B22*108)

      80Cr, 95CrMo, 55SiMnMo

  6) Coupling Sleeve (Semi-bridge, full bridge)

      40Cr, 23CrNi3Mo