Item # MR0112, Amana Tool 7/16" Dia x 1/4" Shank Corner Rounding Miniature Bit with 3/16" Ball Bearing Guide


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Reach tighter corners without burn marks! The smallest bearing guides in the industry!

If you've often wanted to trim and shape small details in tight corners but were disappointed by the scoring and burning left behind by solid pilot bits, we have what you've been looking for: the most commonly used profiles in miniature sizes—complete with tiny ball bearing guides. These bits are perfect for signs, lettering, small boxes, and musical instruments—essentially any project that requires tiny flush trimming or shaping. Precisely machined and carbide-tipped.

-Bearings stay cool, unlike brass pilots
-Rout intricate contours for delicate projects
-Perfect for crafters & hobbyists
-Fine musical instruments

Cut Height /Length3/8 in
Diameter (D1)3/16 in
ManufacturerAmana Tool
NoteReplacement bearing #47775; hex nut #67135; lock washer #67129
Overall Length1 13/16 in
Radius1/8 in
Shank1/4 in
Additional DetailCorner Rounding