Material: Steel Brake chains: # 35-630 # 415 # 420 # 428 # 520 # 525 # 530/50 # 630 Three pin sizes: 2mm, 3mm, 4mm Delivery includes: 1 x P2 splitter pick - 2.2mm 1 x P3 peak separation - 2.9mm 1 x P4 peak separation - 3.8mm RT = 1 x rivet point 1 x tool body 1 x alignment bolt 1 x plunger 1 x handle 1 x pressure lever pin 1 x spring 2 x anvil (small and large) 1 x top parting tip guide for 2.2mm tip 1 x lower parting guide tip for 2.2mm tip 1 x storage box This chain splitter tool set allows for quick and easy chain splitting and assembly. It is versatile enough to be used on cam chains or drive chains. All tools are made from a high quality heavy duty forged steel body, which is finished in black. This chain breaker riveting tool kit will break chains from #35 to #630. You can also work on #520 and larger chain with the sharp rivet head. It includes 3 pins of different sizes to fit most chains (2mm, 3mm, 4mm).