Staple/Nail Gun, Staple Type Flat Crown, Nail Type Brad Nail, Crown Width 3/8 in, Leg Length 1/2 in, 1/4 in, 17/32 in Ceiltile(R) and 9/16 in, 3/8 in, 5/16 in, Nail Length 5/8 in, Staple Capacity -, Nail Capacity -, Overall Length 12 3/4 in, Features All Steel Mechanism, For Use With 504, 505, 506, 508, 509, 50CT, T50 Type Staples, Standards