The roughneck pocket tape is a premium grade product designed with the professional in mind the outer casing is manufactured from a non slip shockproof rubber casing and is further complimented with a strong metal belt clip and powerful blade brake has a graduated metric english ez read rustproof nylon blade that is coated for maximum durability and is fitted with a 3 rivet reinforced end hook every 18in is marked to allow for easy reading stud marking every 16in and truss marking every 40cm