These wedges are for use in conjunction with the correct wooden handle when replacing damaged handles on hammers, axes and other striking tools. The kit includes malleable steel ring and wooden wedges. When fitted correctly, they provide a secure and safe attachment of a striking head to a wooden handle. Kit consists of 2 Steel ring wedges size 1, 1 wooden wedge 17 x 25mm. For head weights 4oz to 1lb 2 Steel ring wedges size 2, 1 wooden wedge 25 x 35mm. For head weights 1lb to 2.5lbs 2 Steel ring wedges size 3, 1 wooden wedge 30 x 30mm. For head weights 3lb to 7lbs 2 steel ring wedges size 4, 1 wooden wedge 30 x 40mm. For head weights 10lb to 28lbs Note Hammer wedges are NOT suitable for use with fibreglass replacement handles.