OAV1418 Features: Non-sparking Non-magnetic Corrosion resistant Made in the USA Most tools Beryllium-free Drive Size: 1/2 in No. of Points: 6 Drive Type: Square Opening Size: 5/16 in, 3/8 in, 7/16 in, 1/2 in, 9/16 in, 19/32 in, 5/8 in, 11/16 in, 3/4 in, 25/32 in, 13/16 in, 7/8 in, 15/16 in, 1 1/16 in, 1 1/8 in, 1 1/4 in Measuring System: Inch Quantity: 17 per pack Price is for 1 Set Testing and approvals: Factory Mutual Approved Includes: Includes: (17) Sockets, Ratchet, Hinged Handle Wrench, Extension Bar, Socket Wrench Sliding Bar, Case