Description: The wire clamp can cut the guitar string,pull out the string nail and roll the string. One stainless steel ruler, used at the bottom while nut slotting, act as the nut slotting depth benchmark, also to prevent scratches finish,and guide string groove position. The rule quickly find the right space, act as nut positioning for classical, acoustic, electric and bass guitar. The millstone polish for nut,nail,string,DIY ponticello,etc Gasket is applied to plate silk truing, protect the fingerboard from damage. The cleaning brush is used for cleaning the dust on the all kinds of musical instruments. With kraft box package. Material: PC,Stainless Steel,Stone Color: As Picture Show Size Chart: Wire Clamp Size(L x W x H): Approx. 12*5*2.2cm/4.72*1.97*0.87inch The Rular Size(L x W x H): Approx. 8.9*5.1*0.6cm/3.50*2.01*0.24inch Millstone Size(L x W x H): Approx. 9.8*1.2*1.2cm/3.86*0.47*0.47inch Gasket Size(L x W x H): Approx. 7.8*2.2cm/3.07*0.87inch 1.3*0.1cm/0.51*0.04inch Package Includes: 1 Piece Wire Clamp 1 Piece Measuring Rular 1 Piece Millstone 2 Piece Gasket 1 Piece Cleaning Brush Note: There are 1-3 errors of manual measurement.Please understand ,thank you!