Tianhe - Model KKQ -Fixed Diameter Hole Openers

KKQ Fixed Diameter Hole Openers is a common reaming tool, it can be used inland,oversea reaming operation.A drill bit connected with the hole opener can finish drilling and hole opening operation at the same time. Tooth can be different for different formations: SM type for Soft to Medium Formations, MH type for Medium to Hard Formations, XH Conical Button Type for Hard Formations.