Home / Measuring Tools / Bench Centers / Bench Centers, Federal 7″ x 8″ w/ 4-1/2″ x 6″ Lapping Plate, 100B-20 View cart “Dumore 1/2 HP Tool Post Grinder, Cat No. 57-021” has been added to your cart. Bench Centers, Federal 7″ x 8″ w/ 4-1/2″ x 6″ Lapping Plate, 100B-20$249.00 1 in stock Add to cart Categories: Bench Centers, Grinding Description Description Federal 7″ Swing x 8″ Between Center w/ 4-1/2″ x 6″ Lapping Plate, 100B-20 Related products Gorton 375 Tool Grinder,1 Phase 115 volts $795.00 Add to cart Boyar Schultz Hi Speed Grinding Attachment $395.00 Add to cart Toolpost Grinder, 2HP 3 Ph. 220/440 $495.00 Add to cart Dumore Cat. No. 77-022 1/2 HP 3 Phase Item #G1130 $495.00 Add to cart