KNIPEX Snap Ring Plier Set - Model: KN4041 Capacity: 7/16"-1",3/4"-2-1/2",7/16"-1",3/4"-3-1/2" Solid style, forged-precision non-slip tips. Material: chrome-vanadium electric steel, oil hardened Supplied in vinyl pouch. Tip Diameter: 0.053", 0.070", 0.051", 0.070"