DEWALT DW3712H 4-Inch 10 TPI Laminate Down Cutting HCS U-Shank Woodcutting Jig Saw Blade (5-Pack) The product is 5 Pack, 4" 10T Down cutting/Laminate HCS U-Shank Woodcutting Jig Saw Blade Easy to use The product is manufactured in United States Precision ground teeth stay sharper longer and deliver smooth, clean cuts Deeper gullets with increased free space remove more material for faster cutting Fits DEWALT and other universal shank jig saws