Gardner Bender 48-308UVB Mounting Cable Tie, 8 inch, 50 lb, Electrical Wire and Cord Management, Nylon Zip Tie, 100 Pk, UV Resistant Black SECURES bundles to WALLS, STUDS or OTHER SURFACES ACCEPTS #10 Screw (not included) EASY 'slip' during pull-thru due to smooth radiuses edges Patented design with LOCKING TEETH on both sides of the tie ENSURE A STRONGER CONNECTION Made from DURABLE 100% NYLON 6/6 material Secures bundles to walls, studs or other surfaces easily Ultraviolet black (UVB) ties resist harmful light rays Mounting cable ties