Silverline Router TCT 8mm x 20mm Bit 1/4 inch Shank 501793

Silverline Router TCT Twin Flute 8mm x 20mm Bit 1/4 inch Shank

Barcode: 5055058135636

MPN: 501793

Overview:

TCT Router Twin Flute 8mm x 20mm Bit 1/4 inch Shank 501793 is a straight cutter designed for clean, accurate routing in timber and abrasive sheet materials such as MDF and plywood. Featuring tungsten carbide TCT cutting edges and a twin flute design, it delivers a smoother finish and efficient waste removal during cutting. The hardened steel shank provides strength and stability in the collet, making this bit ideal for general routing tasks including grooving, rebating, dados, mortising and edge trimming. With careful use, TCT cutters typically outlast HSS equivalents many times over, making this a dependable choice for regular workshop work.

Key Features

• TCT tungsten carbide cutting edges for long-lasting performance

• Twin flute design for smoother cutting and improved finish

• 8mm cutting diameter with 20mm cutting length for versatile routing

• Straight cutter profile for grooves, rebates and general routing

• Hardened steel 1/4" shank for strength and secure collet grip

• Suitable for timber, MDF, plywood and similar materials

• Rust-resistant coating helps protect during storage

• Max speed rating up to 24,000rpm

Specifications

• Brand: Silverline

• Product Type: Router Bit / Straight Cutter

• Cutting Diameter: 8mm

• Cutting Length: 20mm

• Shank Diameter: 1/4"

• Shank Length: 30mm

• Max RPM: 24,000rpm

• Cutting Edge: TCT (tungsten carbide)

• Material: Tungsten carbide (YG8)

• Flutes: Twin flute

• Shear Angle: Positive shear angle (-3°)

• Construction: Ground / milled and brazed

• Hardened: Yes

• Finish: Painted flute, polished shank, dry rust-resistant coating

• MPN: 501793

Applications

• Grooving and slot cutting in timber and sheet material

• Rebates, dados and mortises

• Edge trimming and general straight routing

• Workshop joinery and cabinet making

• Routing MDF and plywood with a cleaner finish

How to Use

• Ensure the router is unplugged (or battery removed) before fitting the bit

• Insert the 1/4" shank fully into the collet, then pull back slightly before tightening

• Set the cutting depth in small steps for cleaner results and safer routing

• Run at an appropriate speed (do not exceed 24,000rpm)

• Feed steadily and avoid forcing the cutter, especially in MDF and plywood

• Clean resin build-up after use and store dry to protect the cutting edges

TCT Twin Flute 8mm x 20mm Router Bit 501793 – Key FAQs

• What is this router bit mainly used for?
  It’s a straight cutter for general routing tasks such as grooving, rebates, dados, mortising and edge trimming in timber, MDF and plywood.

• Will this router bit fit my router?
  It has a 1/4" shank, so it fits routers and trimmers that accept 1/4" collets. Always check your router collet size before purchase.

• What does twin flute mean and why does it matter?
  Twin flutes help remove waste efficiently and can leave a smoother finish, improving control and cut quality during common routing operations.

• Is TCT better than HSS for routing MDF and plywood?
  In many cases yes TCT cutting edges generally last longer than HSS, especially in abrasive materials like MDF, provided the bit is used correctly.

• What is the maximum speed rating for this bit?
  The maximum rated speed is 24,000rpm. Always stay within your tool and cutter limits and use sensible feed rates for best results.

• How can I extend the life of the cutter?
  Use shallow passes, keep feed steady, avoid overheating, and clean off resin and dust after use. Storing the bit dry also helps prevent corrosion.