supply of tread wear measuring gauge (c&w item)tread wear measuring gauge (c&w item),tread wear measuring gauge as per attached specification. treadprofile wear measuring gauge for c&w wheels running worn wheel profile, made of stainless steel with hardened steel wheel wear measuring pointers, gauge has laser etched permanent measuring scales for easy-to-read precise readings. supplied in well-padded carrying case with working manual. specifications: measuring range : 10 mm le ast count : 1 mm measuring accuracy : 1.0 mm parameters measured: 1. flange thickness 2. tread wear 3. root thickness 4. sharp flange 5. flat tyre 6. condemning root radius weight: 650 gms. (approx.) [ warr anty period: 30 months after the date of delivery ] ]