Check the listing for details. Olympia Tools 2 Piece Folding Hex Key Set, 87-144. Condition: New. Listed at 19.99 USD. Mm: 1. 5, 2, 2. 5, 3, 4, 5, 6, 8mm Sae: 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4"HEX KEY SET: Also known as an Allen Key, this simple tool is used to drive bolts and screws with hexagonal sockets in their heads. HIGH QUALITY: Compact Ergonomic Design, Metric: 1. 5, 2, 2. 5, 3, 4, 5, 6, 8mm, SAE: 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4" MADE TO LAST: Our durable and long-lasting tools help you with home, garage & industrial projects. With professional-grade quality, easily repair & fix issues with our tool cabinet essentials. THE RIGHT TOOL FOR THE JOB: We engineer a range of bolt cutters, clamps, chisels, folding carts, hammers, pliers, saws, screwdrivers, tape measures, utility knives, vises, bolt cutters, saws & wrenches. SUPERIOR INSTRUMENTS: Olympia Tools provides quality & innovative hand & specialty tools, tool accessories & outdoor equipment for construction, woodworking, mechanical maintenance & home repair. Listing and template services provided by inkFrog