GT60-102mm, GT60-92mm thread button bits/retract thread button bits

Manufacturer of Mining and Quarrying Tools
Extension Drill Tools(System): R22/R25/R28/R32/R35/T35/T38/T45/T51/GT60
A. Shank adapter + M/F Rod + Thread Bit
B. Shank adapter + Coupling + M/M rod + Thread bit
R25 (1") SERIES (Recommended bit diameter Dia.33~Dia.45)
R28 (1 1/8") SERIES (Recommended bit diameter Dia.37~Dia.45)
R32 (1 1/4") SERIES (Recommended bit diameter Dia.41~Dia.64)
R35 (1 3/8") SERIES (Recommended bit diameter Dia.48~Dia.64)
T38 (1 1/2") SERIES (Recommended bit diameter Dia.64~Dia.102)
T45 (1 3/4") SERIES (Recommended bit diameter Dia.70~Dia.115)
T51 (2") SERIES (Recommended bit diameter Dia.89~Dia.127)
GT60 SERIES (Recommended bit diameter Dia.92~Dia.152)