pcb router bits
pcb milling cutters
pcb router bits
pcb milling cutters

PCB Router Bits

Industrial‑grade tungsten‑cobalt carbide PCB router bit. Shank 3.175mm, total length 38mm. Burr‑free cutting for circuit board, bakelite, epoxy board, plastic, ceramic and metal. Source factory, non‑standard sizes customizable. For professional equipment only.

Source factory brand, non‑standard sizes customizable

Specifications

Cutting‑edge diameter: 0.30‑3.175 mm (each size with 0.1 mm interval, cutting‑flute length please refer to the parameter table below). Shank diameter: 3.175 mm, overall length: 38 mm. Shank diameter and overall length are fixed for all specifications.

Material

Tungsten‑cobalt carbide (commonly known as cemented carbide or tungsten steel).

Applicable Equipment

High‑precision special milling equipment such as PCB routing machines, engraving machines and CNC machines.

Processing Range

Cutting and forming of precision parts: circuit boards, bakelite boards, epoxy boards, engineering plastics, jewelry, ceramics, gold, silver, copper, iron.

Product Features

This cutter belongs to industrial‑grade products. Raw material adopts fine‑grain tungsten‑cobalt carbide rod material. It features high hardness, high wear resistance, high strength, bending resistance, fracture resistance and long tool service life.

  1. Adopts fine‑grain cemented carbide material, delivers excellent cutting performance to guarantee high working efficiency.
  2. Sufficient bending strength and wear resistance.
  3. Milled slots, holes and board edges are clean, neat and burr‑free.

Official self‑operated, direct supply from source factory, spot goods direct delivery, customization supported, invoice available, stable supply, brand‑new genuine goods, after‑sales guarantee.

Safety Reminders

① This tool is highly‑specialized. It shall only be used on high‑precision professional equipment under professional operating environment. Using on non‑professional equipment such as small bench drills and hand drills may cause tool damage or breakage. Please wear protective tools when handling.

② Please pay attention that cutters may pop out if opening the box improperly.

③ Please use box‑opening tool and safety goggles.

④ Do not touch cutting edges to avoid stabbing injury.