Click to expand Tap to zoom PZZ0012Y 5/16 Allen Wrench by Hanchett Sale $6.50 SKU PZZ0012Y 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Hanchett #53, 54, and 55 Swage. PZZ0012Y 5/16 Allen Wrench part.