Conditon: 100% Brand NewItem Type: Expansion ScrewMaterial: Stainless SteelColor: As Pictures ShownApplicable Tension: 26KN (About 2600 Kg)Length: Approx. 8.8cm/3.5inWidth: Approx. 0.8cm/0.3inPunch Bit: Approx. 8mm/0.3in 1The fixing of expansion screws uses a V?shaped slope to promote expansion and generate frictional binding force to achieve a fixed effect. 2The expansion screw is made of stainless steel, which has the characteristics of high bearing capacity, high strength, and wear resistance. 3The expansion screw is composed of three parts, namely, 1 expansion screw, 1 nut, and 1 washer. 4The inserting end adopts the design of expansion piece, the inside will expand when force is applied, safe and reliable. 5Full and delicate coloring, good quality, light weight, easy to carry, easy to use. 6Mainly used as a fixed point, suitable for the top fixed fulcrum of caverns, rappelling, rescue projects, protection of high?altitude operations, indoor rock climbing, expansion and other purposes.