Drive Shank: 1/4″ Hex Power Bit ShankIncluded in set:(4) Gold Screw Countersinks: 5/64″ x 3/8″, 3/32″ x 3/8″, 7/64″ x 3/8″, 1/8″ x 3/8″(2) 2″ Industrial Driver Bits: #2 PH #2 SQ(1) 3/8″ Countersink Stop Collar(1) 3/8″ Tapered Plug Cutter(1) Quick Change Chuck(2)Hex Keys: 3/32″ & 1/8″(1) Rugged no-rip nylon Mini Tool Book with velcro closureDurable molded inserts securely hold up to (21) 1/4” hex shank tools in place4 Interior elastic loops to hold hex keys, chucks, and bit extensionsClosed dimensions ≈ 5.1″ x 6.1″ x 1.8″Open dimensions ≈ 11.5″ x 6.1″ x .9″Empty Mini Tool Books available here
