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T38 T45 T51 Threaded Drill Bits

Rock Drill Thread Button Bits is suitable for R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 rock drill rods use. It have many thread. It's widely used for hard rock(f=8~18) drilling use. 1) Thread connection: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60  2) Alloy steel:42CrMo 3) Suitable carbide tips:YK05 4)Technology:hot-pressing or welding Before Official Order, please confirm below informations: (1) Thread Type (2) Standard or Retrac (3) Bit button shape (tip shape)--Spherical or Ballistic (4) Bit face shape--Drop Center, Flat Face, Convex, Concave, etc... TDS can make all sizes and shapes according to your request!
Description Material:Timken steel and Element six carbide  Insert Tech.:hot-pressed carbide inserts
Diameter 35mm to 152mm
Thread size R32, SSR32, R35, SSR35, R38, T38, T45, T51, SST58, SST68, SGT60.
Face Type Flat front, Drop center front, Uni-face
Skirt Type Normal skirt / Retrac skirt
Button type: Hemispherical, Parabolic, Ballistic, Conical
Advantages: Fast penetration /  Long lifespan / Help to save your drilling cost per meter
MOQ No requirements for testing or trial order
R32 Button bits, normal skirt
Diameter T.C  buttons Flushing hole Angle
mm inch Gauge x mm Front x mm Side Front Gauge
41 1 5/8 5x9 2x8 1 1 35°
41 1 5/8 4x9 2x8 2 1 35°
45 1 3/4 4x11 2x9 2 1 35°
45 1 3/4 5x11 2x8 2 1 30°
45 1 3/4 6x9 3x8 0 3 35°
48 1 7/8 5x11 2x9 2 1 30°
48 1 7/8 6x9 3x9 0 3 35°
51 2 5x11 2x10 2 1 35°
51 2 6x11 3x10 1 3 35°
51 2 6x10 3x9 1 3 35°

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