METALLIC MATERIAL: Made from high quality metal material, the latch clamp set is corrosion resistant and non-rusting, durable to use. HOLDING ABILITY: The metal horizontal holding capacity is approximately 163 kg. So you can use the toggle clamp in weight with ease. WIDE USAGE: widely used in vehicle manufacturing, welding processing, mechanical processing, electronic assembly, electronic equipment, etc. SIMPLE OPERATION: the kit quick release tools is a simple and safe operation. The grip is comfortable to hold. PACKAGE INCLUDED: The hand tool kit contains 4pcs GH-40323 collets (with fasteners), enough for your work. Note: The data are all manual measurement, please allow 1-3cm error, Due to the light and display difference, there will be some color difference, depending on the physical item received.