Diablo, 5 pack of 458 13 TPI bimetal Tshank jig saw blades for ultra fine finish cuts in wood Diablo’s bimetal teeth jig saw blades are specifically designed for maximum durability, cut quality and longer life in ultrafine finish wood applications These highperformance blades feature an ultrahardened cutting edge to deliver up to 5 times longer life than standard blades The optimized blade design provides precise cuts in straight, angled and intricate curved cutting applications A bidirectional tooth design features teeth facing in opposite directions at each end of the blade to deliver ultrafine finishes on the top and bottom of the wood Tshank design fits all combo and most Ushank cordless and corded jig saws