A small amount of size that can be used without wasting any work you need. You can tighten multiple base materials from one side with one action. Clamping plate thickness: 0.06 - 0.19 inches (1.6 - 4.8 mm); Rivet length: 0.3 inches (8.2 mm); Flange diameter: 0.2 inches (6.4 mm); Rivet diameter: 0.1 inches (3.3 - 3.4 mm); Shear load (N): 37.8 inches (960 mm); Tensile load (N): 50 inches (1350 mm); Made in (1350 mm); Made in Eco pack included; Body : Aluminum (A50 mm); Suitable grate plate thickness, bottom hole diameter to protect our specified safety measurements. Enough percentage Please take into consideration for installation.