Piece of hard alloy edge (for rock drilling, cutting and the others)
Manufacturer Information
Manufacturer: External Mechanical Technology Exchange Agency affiliate to Pyongyang University of Mechanical Engineering
Contact Address: Munhung-dong No.1, Taedonggang District, Pyongyang, DPR Korea
Tel: 850-381-8428
Information
Hardness 91~92HRA, bending intensity1 700~1 800MPa