ATSL and ATSC are mechanical torque shear lugs and connectors designed for Low Voltage and Medium Voltage applications. Consist - Aluminium Electro Tin plated body with shear bolts Conductor Sizes: 6-240mm Application: Indoor and Outdoor Palm Holes suitable for M12 Bolts - Suitable for Aluminium and Copper Cables - Torque controlled shear of bolts guarantee excellent electrical connection - Grooved inner barrel contact surface compliments shear bolt action to ensure good electrical connection. - IEC 61238-1 Class A and B, BS EN 50483-6:2009