Manufactured to DIN ISO 8976 Specifications
Professional Quality, manufactured from chrome vanadium electric steel, oil hardened and tempered, with smoothly ground jaws, joint faces and an accurately formed box joint with safety stop. The parallelogram-shaped gripping surfaces have specially hardened teeth to 61HRC for positive grip on pipes and nuts. Self-controlled adjustment on the task simply by squeezing the handles - perfect for frequent changeover to different sized workpieces. Guard prevents the plastic coated handles locking together and nipping user. Sold Loose.