uxcell 5pcs Bearings Accessory Kit, Fit for 1/4" Shank Router Bit, 1/4" I.D. 1/2" OD Ball Bearing

Specifications:BearingsType: Bottom MountedInner Diameter: 1/4”Outer Diameter: 1/2”Thickness: 3/16"Stop RingInner Diameter: 1/4”Outer Diameter: 7/16”Thickness: 1/3"Package Contents:5 Pcs x R188ZZ Bearings5 Pcs x Stop Ring5 Pcs x Set Screw1 Pcs x WrenchDescription:Bearing guide is used on router bits to route a smooth line or limit the cutting depth. Chamfer bits, flush trim bits all use bearing guides to route to a precise pattern.After frequent use, the bearings of the router bit may become loose or difficult to rotate. If the bearing cannot rotate freely, it will affect the working effect. These bearings can be used to replace worn out bearings.Notice: Choose the correct inside diameter (I.D.) and outside diameter (O.D.) for your needs.How to change bearing on router bit?Step 1 - Select an appropriate hex key to loosen the original screw.Step 2 - Remove the old guide bearing and place a new one.Step 3 - Insert the stop ring and tighten it.Step 4 - Ensure the bearing spins freely before they get to work.

• Bearing Type: Bottom Mounted for 1/4" Shank; Inner Diameter: 1/4”, Outer Diameter: 1/2”, Thickness: 3/16"; Stop Ring Inner Diameter: 1/4"
• Feature: They are designed to spin at high RPM and are made of chrome steel to give a better performance.
• Application: This bearing assortment is designed to replace or repair the damaged or lost router bit bearings, or to modify the cut depth of the router bit.
• Installation: Use an appropriate hex key to loosen the original stop ring and remove the old guide bearing. It is needed to ensure the bearing spins after installing the new one onto the bottom of the router bit.
• Notice: Ensure the bearing and stop ring sizes are fit for the router bit.