Rock drilling tools manufacturer ProDrill\'s rock drill bits: Reaming tools made from high alloy steel and tungsten carbide as same grade as internationally well-known brand
Apply "hot (thermal) insertion" processing procedure to insert the buttons as same as internationally well-known brand
Polit Adaptors with T.C. Tipped head and Reaming Button Bits with diameters 64mm to 102mm(2 1/2”-4”). Other Reaming Equipment is available for larger hole size requirements.