Hammer Tacker, Stapler Type Standard, Drive Style Straight, For Fastener Style Flat Crown Staples, For Staple Leg Length 3/8 in, 1/2 in, For Staple Width 3/8 in, Staple Capacity 158, Overall Length 11 1/4 in, Overall Height 3 3/8 in, Overall Width 1 15/32 in, Body Material Steel, Compatible Staples 505, 508, 509, Features Non-Slip Cushioned Grip, Includes -, Standards -