High Quality Materials: duty spring ring pliers body and interchangeable tips are made of steel after heat treatment for extreme hardness and corrosion resistance to recovery of the spring ring pliers, and the tips are black oxide treated to extend the life of the spring ring pliers product. [Specifications] This 16inch (. 40.6 cm) spring ring pliers set includes internal and external snap pliers for attaching and removing snap rings in the bore or around the shaft, as well as 2x45 and 2x90 replacement spring heads. Highly practical: The universal round snap ring pliers tool set is suitable for DIY equipment maintenance, mechanical industry, industrial assembly, household appliances, automotive and other automotive, agricultural machinery, locks and other bearing fixing installation and removal, snap ring pliers are your powerful helper for snap ring installation and removal. Unique design: 2 pieces 16 inch (about 40.6 cm) spring-loaded pliers with durable grips are a non- sponge material for a comfortable grip and ergonomic design to reduce hand fatigue while working, with anti- snap ring pliers to improve efficiency. size: 43.43 x 20.90 x 2.59 cm Material: steel colour: black+blue Package Contents: 1 x 16inch Internal Spring Clamp 1 x 16inch External Spring Clamp Only the above package content, other products are not included.(Please note that the color is black and is different from the color on the picture) Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.