Milwaukee 49-22-1145 9 Piece Thin Kerf Sawzall Blade Kit for Wood and Metal Cutting for Reciprocating Saws w/ Nail Guard and Fang Tip Technology N/A Made in USA or Imported SET INCLUDES: 2 x 6 Wood Cutting Blades, 1 x 9 Wood Cutting Blade, 3 x 6 14 TPI Medium and Thick Metal Cutting Blades, and 3 x 24 TPI Thin Metal Cutting Blades. NAIL GUARD TECHNOLOGY: With 5 TPI on Nail Guard labeled blades, youll be able to tear through wood thats been in use on a construction site without issue. FANG TIP BLADES: These blades have specially-designed tips that let you dig into wood immediately upon contact. This tip helps maintain contact through your cut, reducing slippage and improving speeds. BI-METAL CUTTING BLADES: A proprietary Matrix II blend of metals unique to Milwaukee is included in these blades. It improves their hardness and helps them maintain a sharp edge for all cutting applications. INCLUDED STORAGE: A sleeve that can hold all of these blades is included for their protection when not in use on the jobsite.