This jewelry slide lock tweezers feature a fine non-slip serrated tip and a slide lock mechanism that applies even pressure to secure items; the holder picker tool is spring-loaded and releases the plunger for precise grabbing of gemstones and other small items What you get is 1 pc Fine Tip Straight Stainless Steel Tweezers, 1 pc Locking Curved Tip Tweezers and 1 pc Holder Pickup Tool Slide lock design, these tweezers feature a slide lock lever for easy use by simply moving forward on the rail; this apply tension, secure and lock the workpiece to reduce hand fatigue Gemstone tweezers are made of metal, strong and , not easy to break or rust, well-made, bring you a good user experience Widely used in gem design and sorting work. Great for picking up and placing small rocks with ease. Beading, Watch and Eyewear Repair, Weight: 0.1543235834 pounds, Manufacturer: beiyaiey