Product Description
The CMT 991.057.00 3/32" Hex Key is a precision hand tool designed specifically for use with 1/8" screws found on CMT router bits, cutter heads, and related accessories. This compact hex key provides the correct drive size to properly seat and tighten set screws without stripping, making it an essential companion for anyone working with CMT tooling systems. Keeping the right allen wrench on hand ensures fast, accurate adjustments on the shop floor or at the job site.
Key Features
- 3/32" hex drive size - precisely matched to 1/8" screws used on CMT router bits and cutter heads, eliminating the guesswork of finding the correct key
- Designed as a dedicated replacement or spare hex key - ensures you always have the correct tool available when changing or adjusting CMT tooling components
- Compact allen wrench form factor - fits into tight spaces around cutter heads and router bit assemblies where larger tools cannot reach
Why This Product
- Purpose-matched to CMT tooling - this hex key is sized specifically for the set screws used in CMT router bits and accessories, so you get a precise fit that reduces the risk of rounding out fasteners during adjustments
- Prevents costly damage - using the correctly sized 3/32" hex key rather than an approximate substitute protects both the screw head and the cutter body from wear and stripping
- Ideal as a replacement or backup - keeping a dedicated hex key with your CMT tooling means you are never held up by a misplaced or wrong-sized wrench mid-project
- Sold individually - makes it easy to replace a single lost or worn key without purchasing a full set of unneeded tools
Specifications
- Brand: CMT Orange Tools
- Order Number: 991.057.00
- Type: Hex Key
- Diameter: 3/32"
- Compatible Screw Size: 1/8"
- Country of Origin: Made in Italy
Frequently Asked Questions
What screw size is this hex key designed to fit?
This hex key is designed to drive 1/8" screws. It has a 3/32" hex drive, which is the correct size for the set screws used on compatible CMT router bits, cutter heads, and accessories.
Is this hex key sold individually or as part of a set?
The CMT 991.057.00 hex key is sold individually as a single unit, making it convenient to replace or add a spare without purchasing an entire set.
What is the hex drive size of this key?
The drive size is 3/32". This measurement refers to the across-flats dimension of the hex tip, which corresponds to the socket in 1/8" screws used on CMT tooling components.
Can this hex key be used with any brand of router bit or only CMT products?
While this key is designed and specified as an accessory for CMT router bits, cutter heads, and accessories that use 1/8" set screws, it may also work with any other tooling that requires a 3/32" hex driver. Always verify the screw size before use to avoid stripping the fastener.
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