8 Mixed T-Shank Diamond & Carbide Coated Jig Saw Blades T-Shank Diamond and Carbide Jig Saw Blade Narrow Kerf Allows for Clean, Thin, Faster Fine Straight or Curved Cuts Vacuum brazing technology for faster cutting and longer life T-Shank Diamond and Carbide Coated Jig Saw Blade, Coated Backing for Ease of Use Wet Use Recommended.