Barrel and wedge general specification:2pcs or 3pcs
Material of barrel and wedge is 20CrMnTi
Hardness of work wedge is HRC50-65

Type of wedge: 2pcs or 3pcs
Material of Work wedge: 20CrMnTi
Anchor Efficiency: ≥0.95
Hardness of work wedge: HRC50-65
Color: Galvanization/Black/ Steel