ATA Eagle Premier RA14-115 Air 4-1/2 Rt. Angle Die Grinder 13000 RPM J147
Here is agoodworking, used ATA Tools and Abrasives model RA14-115 Right Angle 4-1/2″ Heavy-Duty Industrial Die Grinder. 13,000 RPM. Spindle is standard 5/8-11 thread. Guard position is adjustable.