Grips like a big tool: The smallest water pump pliers in the world with full functional capability Optimum access in the narrowest spaces: an especially compact design with a very slim head Single-handed fine adjustment by sliding for optimal fitting to various workpiece sizes Long-lasting secure grip ensured by high wear resistance Gripping capacity Ø 28 mm (1"), width across flats up to 24 mm – at only 100 mm length Box joint: high quality and durability provided by dual guide Gripping surfaces with specially hardened teeth, hardness approx. 60 HRC Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required Pinch guard prevents operators' fingers being pinched Fine adjustment with 11 adjustment positions DIN ISO 8976.