Corner rounding router bit describes this Amana Tool 1-1/8 x 5/16 Radius Corner Rounding Bit designed for solid surface work. The bit uses an Ultra-Glide non-marring bearing to reference a flat surface, so the bearing tracks the countertop face instead of the edge profile. That lets you round edges where you have a clean, flat deck to run against, giving you predictable contact and smoother movement along the run. The 2-flute cutting design shapes the radius while the bearing controls the path, so the radius stays consistent from start to finish. A 1/2 inch shank seats firmly in routers built for that shank size, which supports steadier cuts on longer passes. Paired with its dedicated solid surface focus, this setup gives installers and fabricators a purpose-built option for edge rounding on these materials.
The Amana Tool 57152 corner rounding router bit is used where there is access to a flat surface for the Ultra-Glide non-marring bearing to reference. That means the router is guided by the countertop or panel face, keeping the radius consistent as you move along the piece. The design is intended for use in concert with either a Countertop No-Drip Design bit or a corner-rounding bit with a radius bearing, so you run a sequence of passes rather than trying to create the full profile in a single step. In this setup the 57152 takes its share of the profile while the bearing keeps the path steady, helping produce an accurate shape while you follow the solid surface run.
This Amana Tool solid surface router bit is built for rounding edges on solid surface where a flat face is available to guide the Ultra-Glide non-marring bearing. In countertop work, that flat face is typically the deck of the top, so the bearing rides on the horizontal surface while the radius profile shapes the vertical edge. The bit is used in concert with a Countertop No-Drip Design bit or a corner-rounding bit with a radius bearing, so each tool handles a defined part of the edge build-up. In that role, the 57152 focuses on the corner round, contributing its 1-1/8 x 5/16 radius geometry to the final shape.
The 57152 corner rounding router bit is described for use together with either a Countertop No-Drip Design bit or another corner-rounding bit with a radius bearing, and this pairing produces a no-drip edge or a bull nose in two passes. Splitting the profile into two passes means each bit removes a controlled amount of material, so the cut is less aggressive and the router remains easier to handle along the solid surface edge. The Ultra-Glide non-marring bearing keeps the second pass aligned to the first, so the bullnose or no-drip edge ties together smoothly instead of leaving steps between cuts. For installers and fabricators building consistent countertop profiles, this two-pass approach uses the 57152 as a dedicated radius-forming step in a repeatable workflow.
The Amana Tool 57152 is described as a solid surface router bit, so its design and bearing setup target edge shaping on solid surface countertop materials.
The Ultra-Glide non-marring bearing references a flat surface, so it guides the bit along the solid surface face while helping protect finished areas from marking during routing.
The 57152 corner rounding bit, used with a Countertop No-Drip Design bit or a radius-bearing corner-rounding bit, produces a no-drip edge or a bull nose in two passes on solid surface.
This corner rounding router bit is described for use in concert with other bits so each pass handles a portion of the profile, helping form complete no-drip or bullnose edges.
The 1/2 inch shank fits routers that accept that shank size, letting the bit run in heavier-duty machines suited to solid surface edge work.
The 2-flute layout provides two cutting edges shaping the corner round while the bearing guides the path, balancing cut quality with guided tracking on solid surface.
The Amana Tool 1-1/8 x 5/16 Radius Corner Rounding Bit with Ultra-Glide non-marring bearing is set up for solid surface edge rounding where a flat face guides the bearing. Working in concert with a Countertop No-Drip Design bit or a corner-rounding bit with a radius bearing, it contributes its defined radius to building no-drip or bullnose edges in two passes. For solid surface installers and fabricators needing a router bit that supports this specific edge-building sequence, the 57152 corner rounding router bit offers a focused option for that workflow.
Sold In: 1 Each
Quantity | Unit Price | Catalog | ||||
|---|---|---|---|---|---|---|
Sold in: 1 Each | AA57139 Mfr# 57139 | 1-1/2" x 1/2" Radius Corner Rounding Bit with Ball Bearing Guide Solid Surface, 2-Flute, 1/2" Shank | ||||
Sold in: 1 Each | AA57141 Mfr# 57141 | 2" x 3/4" Radius Corner Rounding Bit with Ball Bearing Guide Solid Surface, 2-Flute, 1/2" Shank | ||||
Sold in: 1 Each | AA57147 Mfr# 57147 | 3/4" x 1/8" Radius Corner Rounding Bit with Ball Bearing Guide Solid Surface, 2-Flute, 1/2" Shank | ||||
Sold in: 1 Each | AA57149 Mfr# 57149 | 1" x 1/4" Radius Corner Rounding Bit with Ball Bearing Guide Solid Surface, 2-Flute, 1/2" Shank | ||||
Sold in: 1 Each | AA57150 Mfr# 57150 | 1-1/8" x 5/16" Radius Corner Rounding Bit with Ball Bearing Guide Solid Surface, 2-Flute, 1/4" Shank |