Dynabrade 52380 4″ (102 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder 1 hp, 15,000 RPM, Rear Exhaust, 3/8″-24 Spindle Thread.

• Type 1 Wheel Grinder, for cleaning metal, grinding and smoothing weld seams, removing imperfections before painting.
• 4″ Diameter, Straight Line, 1 hp, 6″ Extension, 15,000 RPM.
• Accepts optional 4″ diameter Type 1 Wheel, with 3/8″ center hole (maximum wheel width of 1/4″).
• Governor-controlled motor maintains RPM under heavy load; rear exhaust. Safety-lock lever is included on all models.
• Standard cushioned grip enhances operator comfort and allows additional control.