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 Dumore Hand Grinder Cat #10-011 $79.00 Add to cart Themac J4-R Tool Post Grinder $295.00 Add to cart Boyar Schultz 612 Surface Grinder $895.00 Add to cart Dumore No. 14 Tool Post Grinder $349.00 Add to cart