The108pce 1/4‘’, 3/8‘’ & 1/2'' Drive Mechanics Grabkit features socket with innovative design with FOUR FLAT™ Sides, which deter rolling and are wrench-compatible. The 90-tooth ratchet provides 4° of arc swing and a slim profile for work in tighter spaces. The laser-engraved size markings provide easy identification, and chrome plating offers rust and corrosion protection. Combination Wrenches provide 25% more torque than smooth-faced wrenches and reduce the rounding and stripping of nuts and bolts with MAXBITE™ Open-End Grip. Grabkit also comes with a 32pc Shockwave™ Mini Bit Set which is all housed in a durable blow mould case.