We can provide cemented carbide mining bit, coal-cutting bit, button bit, tunnel boring machine tool, and drilling for mining and geological exploration use.

We have YB series.

YB06, insert on electric coal drill, to drill in coal bed without pyrites, and anthracite coal bed. It also can drill in schist without ore period, leopoldite, halite and other same rock layer.

YB08 apply to insert on core bit for geological exploration, oilwell bit, blade bit, hand-held or support electric bit, to drill in soft rock layer below f=8, hard and super hard coal bed, and anthracite coal bed. It also apply to machining natural stone and brick, or drilling hole on concrete wall, etc.

YB10 apply to insert on percussion & rotation, or ratating impact mining bit, or drill in medium-hard and hard rock layer below f=14. It also use as coal cutting bit for coal bed with harband, or use on oilwell bits, and drill bits for hard rock, or machining hard stone.

YB11  Apply to insert on percussion & rotation rock drilling bits to drill in medium-hard and hard rock layer.

YB12 Apply to insert on percussion & rotation rock drilling bits to drill in medium-hard and hard rock layer.

YB13. Use as chip bit or cylindrical bit of heavy rock drill to drill in hard rock layer. It also use on roller bits, or insert on hole drilling bit for stone or concrete wall in installation work.

We also have YG series.

Details welcome to contact us.