You might also be interested in these 6mm round over router bit.
Mesee 4 Pieces Round Over Router Bits Set with 1/4 Inch Shank, Industrial Grade Roundover Bead Edge-Forming Bit Woodworking Corner Rounding Edging Milling Cutter Tools, 5/16" 1/4" 3/16" 1/8" Radius
Mesee
£ 12.59
free shipping
To the product (1 offer)
8pcs Core Box Router Bit Set - 6mm Shank Solid Carbide, 1/4" to 1" Round Nose Double Flute Design for Woodworking, Cutting Half-Round Grooves & Coving
CangZofan
£ 20.90
free shipping
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Rennie Tool 12mm Cut x 6mm RAD x 6mm Shank TCT Roundover Router Bit | Point Cutting Round Over Bit, 2 Flute Carbide Tipped Handheld & CNC Router Bit Tungsten Carbide Tipped
Rennie Tool Company
£ 19.99
free shipping
To the product (1 offer)
Groove Point Cutting Round Over Router Bit, 6mm Shank Carbide Tipped 2 Flute Woodworking Milling Cutters Tool(6X30mm)
Bosch 1x PRO Router Bit Rounding Over | for Softwood, Hardwood, Ø 15.9 mm, Professional Accessory Plunge Routers, Trim Router
Bosch
£ 18.98
free shipping
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YOKOCUT Guided Rounded Over Router Cutter Bit, 1/4 Inch Shank, 1.6mm Radius and 6mm Cut Length, Tungsten Carbide Tipped Router Bit (B/Guided OVOLO 1.6MM RAD - 1/4 SHANK)
YOKOCUT
£ 14.70
free shipping
To the product (1 offer)
Trvoxviq Spiral Router Bits CNC End Mill, 6mm Shank Up Down Cut Compression Bit with DLC Coating, Durable Tungsten Steel CNC Bits Milling Cutter Tools for Woodworking Engraving Grooving(6x25mm, 2PCS)
Trvoxviq
£ 29.99
free shipping
To the product (1 offer)
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Trend Bearing Guided Round Over Router Cutter, 1/4 Inch Shank, 1.6mm Radius | Tungsten Carbide Tipped Cutter With Multiple Bearings For Smooth Round-Over Profiling, C074AX1/4TC