Knipex 48 series precision circlip pliers knipex 48 11 j4 these top quality precision circlip pliers from knipex are designed for assembling internal circlips into bores with tips made of high density spring steel these pliers offer a high level of protection against excessive stress and strain for example when removing stuck rings the large supporting surfaces and the position of the tips make it more difficult for the rings to bounce off knipex 48 11 j4 precision circlip pliers straigh