Product Details

DTH Bits for 6" Hammer

Features and Advantages:

We take pride in being the only manufacturers in China that has a diverse line of DTH bits that range from 3"-47"(76mm~1200mm) in diameter with most the leading hammer shanks.

Made from high quality alloy steel and advanced heat-treatment, our bits are ensured extreme protection against wear and fatigue. They're also available in four different bit-head designs - Convex, Flat, Concave and Drop center face, and four different inserts-Spherical,Ballistic,Semi-ballistic,Two-Step to tackle any challenge and rock formations.

Type	Application
Flat Face	Very hard and abrasive rock formation.
Concave Face	All kinds of rock formation, especially for medium-hard and homogeneous formation.
Convex Face	Soft to medium-hard
Drop Center Bit	Soft to medium-hard and fissured rock formation

Carbide Button Shape Selection:

Spherical Semi-ballistic ballistic Conical button

Examples for TH6 bit (Concave,Spherical)

Other designs of faces and inserts are available:

Bit Dia.(mm)	Qty.× Button Dia.(mm)		Qty.Air Holes	Weight (kg)
Bit Dia.(mm)	Outer	Front	Qty.Air Holes	Weight (kg)
152	8×16	4×16+4×14	2	22
165	8×18	4×18+5×16	2	25
172	8×18	4×18+4×16	2	26
178	9×18	5×18+5×16	3	27
185	8×19	5×19+5×16	2	28
190	10×18	5×16+5×16	2	29
195	10×18	5×18+5×16	2	29.5
203	10×18	6×18+7×16	2	30
216	10×18	6×18+7×16	2	31
219	10×18	6×18+7×16	2	32
*225	10×18	6×18+7×16	2	33
*230	10×18	6×18+8×16	2	34
*235	10×18	6×18+9×16	2	35
*245	10×18	6×18+9×16	2	38
*254	12×18	12×18+9×16	2	40