Broadfix U300 U-Shims Assorted Tub of x300 Pcs Universal assorted tub of u-shims. Mixed pack of 300, colour coded for easy identification. The supplied robust tub can be refilled when you\'re running low. These popular u-shims are ideal for shimming behind screws and fixings. Once a fixing has been loosely installed, the desired number of shims can then be slid over the fitting. The u-shims won\'t fall out thanks to their unique comb/clip.  These shims can withhold high compressive loads compared to other types of traditional timber flat packers and are more economical.  FEATURES Can be used for glazing packers or a host of other uses as a shim, level, space or pack out Very strong, precise and consistent Unaffected by moisture High compression strength. Tested to 25kN Colour coded for ease of use. Colours include black, grey, blue, brown and yellow Sizes include 1mm, 3mm, 5mm, 6mm and 10mm SPECIFICATION Material: Polypropylene Width: 43mm Length: 55mm and 101mm Thickness: 1mm, 3mm, 5mm, 6mm and 10mm Quantity: x300