These durable & easy to fit packers are manufactured from polypropylene plastic with a forked design whichallows fixings to be inserted without any pre-drilling. They have a colour coded thickness for easyidentification & the snap-off tab allows the packer to be held in place then snapped off when job complete. Theset contains 6 popular sizes ranging from 1-6mm & they are ideal for aligning battens, window frame fixing &spacing.Approx Size & Qty: 20pc x 1mm (Red) 20pc x 2mm (Green) 20pc x 3mm (Blue)20pc x 4mm (Brown) 10pc x 5mm (Grey) 10pc x 6mm (Black) BARCODE 5017403 135869