Inculding 14pcs piston rings,1pc plier and a sturdy storage case, can suit different types. Plier Shank Material: 65Mn Blue Forged Steel. Plier Shank D-ia.: 9 mm / 0.35’’. Premium quality The piston ring set with pliers made of high quality carbon steel and durable iron.

Material: Carbon Steel & Iron
Plier Shank Dia: 65Mn Blue Forged Steel
Type: Piston Ring Compressor
Brand: sanheshun