... T, PEC, Rotary Engineering, Petrol Steel, CNPC, SINOPEC, CNOOC, CNCEC, etc.Features: 1Automatic self-center chuck2Several models available: 16" type, 24" type, 32" type ... , 48" type3Single V, double V, U type, J type bevel4High speed beveling: it ... takes 2.5 minutes to get a 37.5 degree bevel for a ...