Advantages 1. Round circle high quality wall cable holder allow you to secure runs of round cables like coax to walls and floorboards for a cleaner look and prevent tripping over loose cables. 2. Easy installation. 3. Just use a hammer to nail then to your mounting surface. Features MaterialPP+high carbon steel Diameter1.5-3.8mm Length15-60mm MethodPut the cable under the clip and hammer the nail into the wall to secure the cable ColorGray or white or customized PackingCommon: 100 pcs/box Customized: OEM Label, Plastic Box etc Q1: How can we get the samples? Do I need to pay? A1: We provide free samples of Nylon 66 cable tie by express (3 bags of smaller size in normal situation), but you need pay the freight cost. Q2: Which shipping method do you provide? A2: For samples or small orders, goods will be sent by express. For Normal orders, goods can be shipping by air or by sea, just according to your demand. Q3: How long is the delivery time? A3: 3 days for sample. 7-10 working days for Formal order by sea or by air.Hook Cable Nail Clips manufacturers website:http://www.bangshengplastic.com/cable-nail-clips/hook-cable-nail-clips/