Additional Details ------------------------------ Product description: 5 Pack, 4" 10T Downcutting/Laminate HCS U-Shank Woodcutting Jig Saw Blade, Reinforced Tooth Design Protects The Teeth From Damage & Stays Sharper Longer, Side Chip Path Helps To Quickly Remove Debris & Clear The Channel For Cleaner & Smoother Cuts, Fits DeWalt & Other Universal Shank Jigsaws, Used In A Wide Variety Of Woodworking & Woodcutting Applications.