Features 1、Unique dual-tip design, one pointed and one flat, considerate and convenient to use. 2、No need to change the tip, connected fixedly and safely. 3、Adopts high quality stainless steel material and CNC processing, solid, durable and rust resistant. 4、Professional maintenance tool for film lens, telescopes lens, surveying prism lens, microscopes lens, spotting scope lens etc. Suitable for disassemble the lens range 10-130mm/ 0.39-5.12 inches. 5、Easily adjust the jawing opening by one screw. Specification Features: 4 sizes of slide bars, seperately are 28mm/51mm/60mm/70mm, they are all included in one set. Giving out clear and bright sound, with excellent intonation and superior sustain. Centerless and ground metal to get to a precise tolerance, suitable for playing country music, jazz and blues. That will not chip, flake or rust, the color is beautiful and timeless golden. Great for electric guitar, folk guitar, bass, mandolin and banjo. Specifications: Condition: Brand New Material: Metal Color: Golden Length: Approx. 70 mm / 2.75 in, 60 mm / 2.36 in, 51 mm / 2 in, 28 mm / 1.1 in (Included) Outer Diameter: 25 mm / 0.98 in Inner Diameter: 21 mm / 0.83 in Weight: Approx. 216 g Package List: 4 * Guitar Slide Bars Package List