specializing in the production of various types of rock drills, air legs, and small and small spare parts
7°11°12°Hex.19mm Hex.22mm length from 0.4m to 8m & bit from 24mm to 42mm
R25 R28 R32 T38 T45 T51 T60 thread drill rod from 0.6m to 8m
R25 R28 R32 T38 T45 T51 T60 thread button bit from 32mm to 152mm
7°11°12°Hex.22mm Hex.25mm rod from 0.5m to 8m
chisel bit, cross bit, button bit from 32mm to 80mm
sales@tkminmach.com / service@tkminmach.com
Zhangzhuang Village, Xinji Town, Sanhe City, Langfang City, Hebei Province, China
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