Best in 7 days
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Ships within 48 hours · Estimated delivery Jun 14 - Jun 19
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Description
CMT 659.646.11 Chamfer Bits w/Insert Knives 1-9/64" x 5/16" (45 degrees) S=1/2"The CMT 659. 646. 11 is a 1 9 64" diameter chamfer router bit with two replaceable insert knives and 1 2" shank. Cuts a 45 degrees chamfer bevel on edges and profiles in hardwood, softwood, MDF, and laminates. Use on portable routers; bearing guide eliminates the need for counter profiles. SPECIFICATIONS Order Number 659. 646. 11 Cutting Diameter 1 9 64" Chamfer Angle 45 degrees Cutting Length (I) 5 16" Shank Diameter 1 2" Overall Length 2 23 32"
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- Free Standard Shipping on $100+ Orders to the USA.
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.9 ★★★★★
Based on 1008 reviews
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Product Reviews
★★★★★ 5
EUFY 11S
Size: 2+8 pack
Used to replace the ones for my EUFY 11S vacuum. They fit just like the ones and got my vacuum back to cleaning really good. Didn’t realize how loud my vacuum had become until I replaced these parts.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 19, 2025
★★★★★ 5
Get this!
Size: 3+12+12+2+1 pack
Very nice pack of essentials for my robot.
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Reviewed in the United States on March 17, 2026
★★★★★ 5
Top notch price buster
Size: 11SMax-24Pack
Perfect fit, Perfect quality replacement and great deal!!!
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Reviewed in the United States on April 25, 2026
★★★★★ 5
Fits perfectly on my Dyson.
Size: 11SMax-24Pack
Fit perfectly. Work great. Improves your suction and cleaning power back to new. Good price. Fast shipping.
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Reviewed in the United States on January 28, 2026
★★★★★ 5
good
Size: 11S-25Pack
It doesnt feel like the original Eufy Brand but still very good.
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Reviewed in the United States on May 11, 2026
