Escape Climbing 68 Bolt Variety Pack | Durable Hardware for Rock Climbing Holds | Features a 3/8-16 Socket Cap Screw | Includes 2&rdquo; 3&rdquo; 4&rdquo; 5&rdquo; 5.5&rdquo; Bolts and 2&rdquo; Flat Head | Designed for Indoor Use HIGH QUALITY | Industrial grade steel bolts reduce corrosion and increase thread strength DURABLE | Manufactured with Cold-Forging techniques which result in higher fatigue resistance ADAPTABLE | Hardware designed and produced for indoor gyms and indoor home climbing walls VARIETY | Includes 30 - 2 bolts, 15 - 3 bolts, 5 - 4 bolts, 2 - 5 bolts, 1 - 5.5 bolt, and 15 - 2 flat head bolts DIMENSIONS | Steel bolts with 3/8-16 socket cap screw