Mobile tool kit includes basic tools for general maintenance and emergencies around the office or home office. 336-piece set includes ten 14" sockets (5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"). four 3/8" driver sockets (9/16", 5/8", 11/16", 3/4"). 3/8" extension bar (3"). 3/8" spark plug socket (13/16"). 1/4" (M) x 3/8" (F) adapter. 3/8" ratchet handle. 6" adjustable wrench. driver handle. 8" linesman pliers. 8" crimping tool. 7" locking pliers. 6" long-nose pliers. four screwdrivers (flat, Philips, No. 1, No. 2). six-piece precision screwdriver. 16-piece hex key wrench (1.5-6mm and 1/16" to 1/4"). knife. 9" long scissors. 12 oz. claw hammer. quick-release bit holder. 40-piece bits with four plastic holders. saw with two extra saw blades. 30-piece drill with 200 assorted nails. four-yard PVC-tape. and one blow-molded plastic case that has a space crafted for each tool. Each tool is made of heat-treated carbon steel..