Valgro Engineers Private Limited manufactures Durable Multi-layer Designed Key Roll. Valgro Engineers Private Limited is an ISO 9001: 2000 and TUV SUD German certified company. Durable Multi-layer Designed Key Rolls are ideal tools to use on jobs having channels, fillets, precision metal removal, deburring, specialty jobs on expensive parts and irregular concave contours with 6mm spindle. It finds application in Flash Removal, Polishing, Removing machine tool marks, Edge breaking, Burr removal and chaffering machined parts. It features new abrasive cutting point that is exposed throughout the life of roll. Durable Multi-layer Designed Key Roll is suitable for portable power or pneumatic tools of various types with collets fixing and drill.