This M12 2-tool combo kit with 42 bits has a ¼” hex screwdriver that delivers 175 in-lbs. of torque, a variable speed trigger, 15+1 clutch settings, trigger lock and 0-500 RPM. The M12 LED work light features 90-degree rotating head, magnetic back Red Lithium compact battery packs. Capacity in steel: ½”. Capacity in wood: ¼”. The 42-piece driver bit set is made of premium grade S2 tool steel.