Product Description
The CMT 991.062.00 Hex Key 2.5mm is a purpose-built 2.5mm Allen wrench designed specifically for use with M4 screws on CMT router bits, cutter heads, and related accessories. Having the correct hex key on hand means faster bit changes, secure seating of inserts, and reduced risk of rounding out fastener heads - keeping your workflow moving without interruption.
Key Features
- 2.5mm hex drive size - precisely matched to M4 screw heads used on CMT tooling, ensuring a snug fit that reduces cam-out and protects both the fastener and the key
- Designed for M4 screws - engineered to work with the specific fasteners found on CMT router bits and cutter heads, so you always have the right tool for the job
- Compact, dedicated tool - kept with your CMT accessories, this hex key eliminates the need to search through a general tool kit every time you need to swap or adjust a bit
Why This Product
- Using the correctly sized 2.5mm hex key for M4 screws prevents damage to fastener sockets on precision CMT router tooling - protecting your investment in cutting tools
- A dedicated hex key matched to your CMT bits and cutter heads speeds up bit changes and insert adjustments on the shop floor or job site
- The specific 2.5mm size is the exact fit for CMT's M4 fastener system, eliminating guesswork when maintaining or reconfiguring CMT router accessories
- Sold individually, this key is a straightforward, low-cost replacement or backup to keep at every workstation where CMT tooling is in use
Specifications
- Manufacturer Part Number: 991.062.00
- Brand: CMT Orange Tools
- Type: Hex Key
- Diameter: 2.5mm
- Compatible Screw Size: M4
Frequently Asked Questions
What screw size is the CMT 991.062.00 hex key designed for?
This hex key is designed for M4 screws. The 2.5mm drive size is the correct fit for the M4 fasteners found on CMT router bits, cutter heads, and accessories.
Can this hex key be used with non-CMT tooling that uses M4 screws?
The 2.5mm size is the standard hex drive for M4 socket head screws, so it will physically fit any M4 hex socket fastener of that specification. However, it is listed and recommended specifically for use with CMT router bits and CMT cutter head accessories.
Is this hex key sold as a single piece or as part of a set?
The CMT 991.062.00 is sold individually as a single 2.5mm hex key.
What CMT products typically require this hex key?
This 2.5mm hex key is intended for use with CMT router bits, cutter heads, and related accessories that use M4 screws for insert or component attachment.
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