hammer bit

1)DHT Hammer Bit
2)Low air pressure DTH bit
3)competive price
4)High qulity with long time live

1)DHT Hammer Bit
2)Low air pressure DTH bit
3)competive price
4)High qulity with long time live

we can supply the corollary equipments which match with products from well-known manufacturers, such as Atlas Copco, Sandvik, Ingersoll-Rand etc, the equipments are widely used in earthwork projects, minerals exploitingss, well-digging projects and foundation constructions etc.

3inch high air pressure DTH bits, 4 inch high air pressure STH bits, 5 inch high air pressure DTH bits, 6 inch high air pressure STH bits, 8 inch high pressure DTH bits, CIR low air pressure DTH bits. We can design and manufacture according to customer's requirement of the bit diameter, number of air holes, carbide button shape and the face shape.

COP34,HD35,IR3.5
Bit Dia.	NO.Air	Gauge	Front	Weight
(mm)	Holes	Buttons	Buttons	(Kg)
85	2	6×φ13	4×φ12	4.2
90	2	6×φ14	4×φ12	4.5
95	2	6×φ14	4×φ13	4.8
100	2	8×φ12	6×φ12	5
105	2	8×φ13	6×φ12	5.5

COP44,DHD340A,HD45
NO.Air	Gauge	Front	Weight
Holes	Buttons	Buttons	(Kg)
2	6×φ14	5×φ13	9
2	7×φ13	6×φ13	9.3
2	7×φ13	6×φ13	10
2	8×φ14	6×φ14	11
2	8×φ14	7×φ14	12

COP54,DHD350R,HD55
Bit Dia.	NO.Air	Gauge	Front	Weight
(mm)	Holes	Buttons	Buttons	(Kg)
133	2	7×φ16	6×φ14	15
140	2	7×φ18	6×φ14	16
146	2	8×φ18	7×φ14	17
152	2	8×φ18	7×φ14	17.5
165	2	8×φ18	8×φ16	18.5