Hyper Tough 15 Piece Jig Saw Blade Set For Wood And Metal, Au25001ACategory: Drill Twin BladeTo outfit your Jig Saw, the Hyper Tough 15 Piece Jig Saw Blade Set For Wood And Metal, Au25001A is a great place to start. These are high quality blades for cutting wood, metal and other materials. The T- Shank blades also fit all major branded jig saws. The 15 piece set includes two, 10 teeth per inch ( T101BR ) wood cutting; two, 10 TPI ( T101B ) wood cutting; two 6 TPI, (T101D ) wood cutting; one, 8 TPI, (T111C ) wood cutting; one, 6 TPI (T144D ) wood cutting; two, 18 TPI ( T101AO ) wood cutting; two, 21 TPI ( T118A ) metal cutting; two, 12 TPI ( T118B ) metal cutting and one 5-10 TPI (T345XF ) metal cutting blades. The wood cutting blade material is 65 MN for durability and cutting feet. The Metal cutting blades are Bi-metal material. The Hyper Tough jig saw blade set also comes in a reusable plastic storage case for consumer convenience.