Product Description< Xml: namespace prefix = o />

PDC anchor-shank drill bit: Cutter is made of PDC, different shapes and combination styles applied for soft to hard rock formations. Purpose: They are widely used in foundation drilling, rotary drilling, trenching, tunneling, mining, etc. Dimension: 25, 27, 28, 29, 30, 32, 36, < Xml: namespace prefix = st1 />42 mm. Normal Thread Model: M16*2; M14*1. 5, M12*1. 75; M14*1. 5; M12*1. 75 Note: The bits are cooled and cleaned by water matching with hydraulic rotary drilling machine.

﹡We can manufacture all kinds of bits and shells according to customer's special requirement. Any requirement please contact us, we'll do the best service for you. Hope we can establish a good business relationship.

Colliery Drilling Tools	Main Standard(mm)
	D	H	L	M
Thread joint	27	44	17	M14× 1. 5
	27	54	17	M12× 1. 75
	28	54	20	M12× 1. 75
	29	52	18	M14× 1. 5
	30	50	18	M14× 1. 5
	32	52	22	M14× 1. 5
	32	56	22	M12× 1. 75

More Product Features

Trademark:	ZM
Model NO. :	All types
Standard:	ISO9001: 2000
Origin:	Zhengzhou City, Henan Province, China.
Company:	Henan Zhongmei Drill Tool Co., Ltd.