305 - Sockets and Accessories170 - Wrenches34 - Striking and Struck Tools27 - Pliers32 - Screwdrivers45 - Miscellaneous Tools 613 pieces. 1/4", 3/8", 1/2", 3/4" Drive Tools. Designed for fastener sizes 1/16" - 2-3/8", 2 mm - 24 mm. Modules contained: JCS-MAS-1, JCS-MAS-2, JCS-MAS-3, JCS-MAS-4, JCS-MOD613. Enhanced version of Proto® J99931 Master Technician Maintenance Set. Includes PROTO® 550S 66" WORKSTATION - 12 DRAWER, SAFETY RED AND GRAY Model# J556646-12SG Cubic inch capacity is 36,455. Made of 14, 16 and 18 gauge steel. Ball bearing track slides.- 200-lbs. capacity (400-lbs. for drawers with 2 sets of slides)- Adjustable detents 12 to 24-lbs. pull force Heavy-duty locks with tubular key. Recessed aluminum extruded drawer pulls. 100% full extension drawers. Vinyl top and drawer liners included. 6" x 2" Glass-filled nylon casters - 900 lbs./caster. COLOR Safety Red & Gray NUMBER OF DRAWERS 12 CAPACITY CUBIC [IN] 36,455 PRODUCT LINE 550S DEPTH [IN] 27 HEIGHT [IN] 46 WEIGHT [LBS] 750 PROTO 613 PIECE FOAMED MASTER TECHNICIAN MAINTENANCE SET WITH 66" 12-DRAWER WORKSTATION