These collars are made entirely from plastic and therefore perfectly recyclable. Internal teeth ensure a secure hold of the beam. Collars can be tightened manually or with a tool. The slightly curved collar end makes it easy to thread into a clamping tool. Cable Ties Medium 200mm x 4.6mm Black Ref 199092 Pack 100. These TY-ITS Black Cable Ties 200 x 4.6mm from Hellermann Tyton are extremely resistant to mould, decomposition, sea water, oil, fats, hydrocarbons and hydraulic fluids, making them ideal for routing, bundling and securing of cables, pipes and hoses. Manufactured using PA66 material with a 225N minimum holding force and supplied in a plastic pack which prevents the ties from drying out.