Description
- Model No. 551-089X
- Diameter. 3-1/2
- Shank diameter. Hexagonal
- Cutting depth. 1-3/4
- Material. Bi-metal with 8% cobalt
- Rotation. Right-hand
The new CMT Multi-purpose Hole Saws 551X series equipped with the new XTREME FAST and PUSH&LOCK systems were designed to ensure maximum lifetime and provide outstanding cutting performance on all materials.
The bi-metal teeth ensure high-level performance and a 50% longer life than conventional hole saws.
The new 551X holesaws are great for these materials:
- Metals (up to 1000 N/mm2 strength).
- Mild steel.
- Stainless steel.
- Non-ferrous metals, aluminum.
- Sandwich materials.
- Cast Iron.
- Copper, zinc, brass.
All images are provided to us by the manufacturer for illustrative purposes only. Please see item description for specifications.









