supply of procurement of wheel profile checking gauge similar to pie make, model : wpg-4 for bg, made of hardened stainless steel etc.procurement of wheel profile checking gauge similar to pie make, model : wpg-4 for bg, made of hardened stainless steel etc.,wheel profile checking gauge similar to pie make, model : wpg-4 for bg, made of hardened sta inless steel with laser etched permanent marking, useful for checking wheel profiles. hardness 40-45 hrc. co mplete in case one set consisting of followings :- 1. 26 mm. thickness flange profile gauge, 2. 27 mm. thicknes s flange profile gauge, 3. 28 mm. thickness flange profile gauge, 4. 29 mm. thickness flange profile gauge, ma ke : pie, baker, riftek, mitutoyo or similar [ warranty period: 30 months after the date of delivery ]