Description of Square Mortise Chisel Drilling Tool by MAX CRAFT
✔️WOOD SQUARE HOLE BIT SIZE: 9/16" (Diameter) x 3.15"( Cutting Flute Length) x 8.27"(Overall Length). ✔️DRILLING POINT TIP: Unique Drilling Tip with 4 Cutting Corner to Enable Fast Easy Drilling of Wood Pieces. ✔️MATERIAL: Made of Special Steel with Heat-Treatment Keep Hardness of HRC48-51 to Ensure Longer Cutting Life. ✔️MORTISE FEATURE: Mortise and Tenon Square Hole Drilled by the Terrible+Outer Sleeve in the Middle of the Combiation. ✔️APPLICATION: Mortise Chisel Bit is Great for Drilling Square Hole in Wood with Mortising Machines/Drill Press.
NOT SQUARE! This thing has one job: square holes. It is impossible to drill square holes unless they are square. While I look forward to instantly sharpening any cutting tool, this chisel took forever to get sharp. Wouldn't recommend it. Garbage.
The drill on my Powermatic chisel broke. I looked for a replacement. First I bought a delta bit. Not only did it not match my Powermatic Stemmer, but the outside of the chisel was poorly finished and rough. It would take a long time to straighten it. This bit was cheaper and looked like it would fit my slotting machine. I paid $17 for it at Revain. Bit is smoother than Delta. Very similar to Powermatic. Compared to the Powermatic, the snail had fewer spirals. I don't know the quality of the…