Connecting Rod Vises from Pit Stop USA hold your connecting rods securely without damage for removing or installing rod bolts, polishing beams or machining. You can clamp it in a vise on your work bench or permanently mount it. Heavy-duty multiple angle piston vises feature the highest quality at an affordable price. The piston vises are constructed from billet aluminum and have an anodized finish for durability. Able to accommodate pistons with up to a 4.60 in. diameter bore, the vises set up quickly and offer repeatability between pistons.