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YINGHUA

YINGHUA 2 Flute Ball Nose End Mill 4x22

SKU CH-7JQJ-SDRBT

A single tungsten-carbide ball-nose end mill with two flutes cuts wood, plastics and composites in CNC routers

  • TypeRight-Angle Drills
  • Two-flute spiral gives smooth chip clearance in wood and plastic
  • Tungsten-steel body resists wear for longer tool life
  • Ball-nose profile cuts precise 3-D contours and fine engravings
  • Suitable for acrylic, PVC, nylon, resin, hardwood and fibre glass
  • Industrial-grade cutter, restricted to users aged 18 and over

Tungsten Steel CNC Router Bit

This YINGHUA 2 flute ball nose end mill is made from tungsten steel for CNC routing and milling tasks. It suits woodworkers and fabricators who need a single replacement cutter for detailed profiling work. The spiral flute geometry supports smooth chip evacuation in softer materials.

Upgrading from worn or single-flute cutters

Replace dull or single-flute bits when cut quality drops or feed rates slow on wood, plywood, acrylic, PVC, nylon, resin, hardwood, fibre glass or marble. The two-flute design gives a cleaner finish and faster material removal, making the switch worthwhile for production runs or fine engraving jobs.

Shank diameter limits machine compatibility

The 4 mm shank fits only collets or chucks that accept that size, so it will not work in 6 mm, 8 mm or 1/4 inch holders without an adapter. The 22 mm cutting length restricts maximum depth of cut in a single pass. Buyers needing longer reach or larger shank standards must select a different tool.

Highlights

  • Two-flute spiral gives smooth chip clearance in wood and plastic
  • Tungsten-steel body resists wear for longer tool life
  • Ball-nose profile cuts precise 3-D contours and fine engravings
  • Suitable for acrylic, PVC, nylon, resin, hardwood and fibre glass
  • Industrial-grade cutter, restricted to users aged 18 and over

Specifications

TypeRight-Angle Drills

Questions about this item

What collet or chuck size fits the 4 mm shank on this ball nose end mill?

The 4 mm shank requires a 4 mm collet or an ER collet with a 4 mm bore; tighten the collet nut to the holder's rated torque so the tool cannot slip during cutting.

How do I install the bit in my CNC router without damaging the flutes?

Insert the shank fully into the collet until the flute clearance clears the collet face, then tighten the nut; the common mistake is leaving a gap that lets the tool pull out under load.

When should I replace this tungsten carbide end mill?

Replace it when the ball nose radius shows visible wear, chipping, or when cut quality on wood and plastics degrades despite correct feeds and speeds.

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