Caol mining bits 

High quality steel and tungsten carbide tips via forging, welding and heat treatment make it strong and wearable enough

Abundant Technical strength ,Advanced Production Equipments,

Sophisticated ,Testing Processes ,create the high quality products .Rational design by the given information,   rapid response to on-the-spot problem, ensured the satisfaction of our customers.

Main Products coal cutter bits , drilling bits chuck etc.

Sanhao adheres to the principles of "Quality first, Reputaion first" and Sincerely wish to cooperate with friends from domestic and overseas in

 technical coordination, new product development, making on client's samples and drawings.

Specifications:U82,U84,U85,U92,U95,S120,S150,U765K,U765HD,C31HD,AM511 etc.