30 Pc 3 8 in Drive 6 and 12 Point SAE Mechanics Tool Set, SAE ORS NASCO and protection Feather light second skin feeling 30% and protection Feather light second skin feeling 30% lighter for greater tactile sensitivity Lining treated with Actifresh to reduce bacteria buildup electrically welded carts are constructed of high tensile strength steel that offers greater durability Used in hospitals 72 tooth ratchet requires only a 5 degree swing arc to turn a fastener Teardrop ratchet head for improved access Flush mounted on off switch allow better access in tight spaces Quick release allows for fast socket exchanges Sockets feature off corner loading technology to virtually eliminate fastener rounding