Accelerate production. The popular 19 mm O.D. steel barrel 202HD is an oil-free fixture mount motor with governed constant speeds of 30,000, 40,000, 50,000 and 65,000 rpm. The 202HD has a stainless steel barrel designed for rigidity in clamping applications, including drilling rubber and plastics. The 202HD operates reliably 24/7 maintaining high speed rotation under cutting load. Now available with ER 8 collet system.