Ingersoll Rand P4FS-20 Air Reciprocating Saw Blades, 20 Pack, 4” 32 TPI Fine for Standard 1/2" Shank Air Reciprocating Saws, Bi-metal Technology, High Speed Steel, New Tooth Profile - Amazon.com
Astro Pneumatic 930 Reciprocating Air Saw with 5-Piece 24 Teeth Saw Blades - Walmart.com