In top hammer threaded drilling tools, standard threaded button bit is the most widely used drill bit button, which can be applied to all rock conditions. Our standard button bits are R25 china button bit, R28 button bit, R32 button bit, R35 button bit, R38 button bit, T38 drill bit, T45 button bit, T51 button bit, GT60 button bit, ST58 button bit, ST68 button bit, SR35 button bit...

Specification Of Thread Button Bits

R22

Appearance Diameter Buttons Flushing Hole Weight Model No.

[mm]

[in] Gauge

[No.] × [mm] Front

[No.] × [mm] Side

[No.] Front

[No.]

[kg]

32 1 1/4" 3 × 8 1 × 8 1 1 0.3 R22-324ZCP

33 1 9/64" 5 × 8 2 × 7 2 1 0.3 R22-337ZCP

35 1 3/8" 5 × 8 2 × 7 2 1 0.4 R22-357ZCP

R25

Appearance Diameter Buttons Flushing Hole Weight Model No.

[mm]

[in] Gauge

[No.] × [mm] Front

[No.] × [mm] Side

[No.] Front

[No.]

[kg]

35 1 3/8" 5 × 8 2 × 7 2 1 0.45 R25-357ZCP

38 1 1/2" 5 × 9 2 × 7 2 1 0.6 R25-387ZCP

41 1 5/8" 5 × 9 2 × 8 2 1 0.5 R25-417ZCP

42 1 39/64" 5 × 9 2 × 8 2 1 0.5 R25-427ZCP

43 1 11/16" 5 × 9 2 × 8 2 1 0.6 R25-437ZCP

45 1 3/4" 5 × 9 2 × 9 2 1 0.6 R25-457ZCP

48 1 7/8" 5 × 10 2 × 9 2 1 0.6 R25-487ZCP

51 2" 5 × 10 2 × 10 2 1 0.7 R25-517ZCP

57 2 1/4" 5 × 11 2 × 10 2 1 1 R25-577ZCP

45 1 3/4" 6 × 9 3 × 8 1 3 1 R25-459ZCP

51 2" 6 × 10 3 × 9 1 3 1.35 R25-519ZCP

57 2 1/4" 6 × 10 3 × 10 - 3 1.6 R25-579ZCP

38 1 1/2" 4 × 9 2 × 8 1 1 0.5 R25-386ZCP

41 1 5/8" 4 × 9 2 × 9 1 1 0.5 R25-416ZCP

43 1 11/16" 4 × 9 2 × 9 1 1 0.6 R25-436ZCP

R28

Appearance Diameter Buttons Flushing Hole Weight Model No.

[mm]

[in] Gauge

[No.] × [mm] Front

[No.] × [mm] Side

[No.] Front

[No.]

[kg]

44 1 47/64" 4 × 10 2 × 9 1 1 0.6 R28-446ZCP

45 1 3/4" 4 × 10 2 × 9 1 1 0.7 R28-456ZCP

48 1 7/8" 4 × 11 2 × 9 1 1 0.7 R28-486ZCP

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Rock Drill Button Bits Price

Due to the top quality and good service over the past more than 10 years, our threaded quarry rock drill bits have entered many countries in the world. Litian, a professional rock drill bits factory, offers various rock mining tools types for sale at a very competitive button bit price. Please feel free to contact us to get more about thread button bits.