Heavy duty drilling bits for hard stone

suitable for powerful percussive drills and top hammers with high speed drifter,,such as Atlas Copco 282 rocket boomer,Atlas Copco 352 rocket boomer jumbo,AtlasCopcoD7roc,FurukawaHCR 1200, Tamrock,and Ingesoll Rand ECM660,the products are widely used in bench and production drilling, extensional drilling,our products with comparative advantages of the more prominent cost-effective as the famous brand in the world, our products have been recognized as high-quality brand of rock-drilling tools made in China.

Product Name:	Thread button bits
Description:	Thread Button bits Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, through heat treatment like Atlas.
Material:	Alloy steel bar and tungsten carbide bit
MOQ:	No MOQ required for testing and trial order
Body Type	Normal type and retract type
Thread type	R22,R25,R28,R32,R38,T38,T45,T51,ST58,ST68,GT60
Diameter	32mm-152mm
Button bit shape	Spherical and Ballistic
Face shape	Flat shape and Drop-center shape

Advantages:

Compared with the oversea brands, our advantages are bellowing:

a. Our products can match over 95% against the original products

b. Price are competitive against the famous brands and best quality against the small factory