QuickPoint Contractor Grade DynaGrip Retractable Knife Safe, fully retractable blade Just snap off the dull blade with pliers to get a sharp point Slider mechanism has audible click-stop and self-locks for greater blade security. High-visibility spare blade holder. Durable ABS plastic construction with stainless steel barrel. Handle length, 6-3/4". Uses 18mm standard segmented and heavy-duty, extra thick nonsegmented blades. Unique blade cartridge design automatically slides new blade strip into position for rapid refill! Blade clamp locks any blade firmly into position. Soft-grip panel for in use comfort. Includes four 18mm QuickPoint segmented blades; eight snap-off points per blade (cartridge holds up to six QuickPoint blades). Replacement blades (COS091471), sold separately. WEIGHT: 0.389 lbs. SOLD AS: Each STOCK NUMBER: 10-480