Alfa International 12 1/4 HBLS L & W Chopper Plate. Hub size 12, 1/4" hole size, made of chrome/vanadium alloy steel for durability. Using computerized drilling for plate-to-plate conformity, the maximum number of holes are drilled into each Plate to provide for greater production and cooler, more efficient cutting. Replaces Hobart #P-16425-1. Alfa Plates are also economical because our Hubless Plates can be used on both sides and will fit many different brands of Choppers.