The Design of the clamp is simple and operation is easy with positive grip on conductor. The body of the clamp is fabricated from high tensile steel. Pins provided are of EN8 forged steel. Technical Specification: Self-gripping clamps suitable for Lifting Pilot wire Suitable for Pilot Wire 12mm to 24mm. Maximum safety load 50 kN, Weight 12 Kg No slipping of wire for highest pulling forces