Sand Papers: Made of high qualty material, the sandpapers is A4 , perfectly for sanding epoxy jewelry and getting a smooth finish. Wear resistant, long lasting, one sand can be cut for small pieces, wet and dry available usage Metal Sanding Files: The sand files set includes different various shapes files(1 round file, 1 semicircular file, 1 flat file, 1 triangular file, 1 square file), also made of high material, hard to defrom. With soft handle, easy to use, a good helper to shape and roughly smooth the resin surface and inner surface Practical : Comes 5 polishing sticks, lightweight and easy to carry, the green side for sanding, the white side for polishing, help you to finish brightening the resin. 1 pink brush can help clean up scraps and on the resin surface Wide Application: The resin polishing kit is not just used for epoxy resin work, the resin casting set also can be used for jewelry making projects, gemstone, pendant, necklace, bracelets, other DIY decorations, a kit for crafts lovers colour:As shown Material:Composite material Contents: 12 x sand papers(240#, 600#, 1000#, 2000#, 5000#, 7000#,2 for each kind, 23 x 28cm) 5 x metal files(4 x 160MM) 5 x mini polishing blocks 1 x cleaning brush Only the above content, other are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.