The screw applied mount for Tak-Ty hook and loop cable ties in black uses #6 (M3) screw. It is 1.12" long x 1.12" wide (28.5 x 28.5 mm) and made of nylon 6.6, which increases mechanical strength, heat and wear resistance, and stiffness. It is used with HLT/HLS Tak-Ty hook and loop cable ties, is designed for indoor environments, and comes in packages of 100.FEATURES:- For use with TTS Tak-Tape and HLT/HLS Tak-Ty Hook & Loop Cable Ties- Unique cradle design provides maximum stability for cable bundle- For indoor use only- Dimensions: 1.10"L x 1.10"W x .34"H (27.9mm x 27.9mm x 8.6mm)