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YINGHUA

YINGHUA 4x22x45mm Single Flute Carbide End Mill

SKU CH-8794-HNMK9

Single-flute carbide end mill with up-cut and down-cut geometry for compression cuts in wood, acrylic, PVC and density board

  • TypeRight-Angle Drills
  • Single-flute geometry clears chips fast in wood and plastic
  • 4 mm shank fits standard CNC collets without adapters
  • 22 mm cutting length handles thicker panels in one pass
  • 45 mm overall length gives rigid reach for deeper pockets
  • Tungsten-steel carbide stays sharp through abrasive composites

Single-flute compression router bit

The YINGHUA 4x22x45mm solid-carbide end mill is engineered for CNC operators who need clean edges on both faces of sheet material. Its up-down spiral geometry shears the top layer downward and the bottom layer upward, preventing tear-out on laminates, acrylic, PVC and density board. The single-flute design evacuates chips efficiently in softer substrates.

4 mm shank with 22 mm cutting length

The decisive specification is the 4 mm shank diameter paired with a 22 mm flute length, which must match your collet and the maximum material thickness you intend to cut in one pass. If your machine uses a different collet size or you require a longer reach for thicker panels, this bit will not fit or will bottom out before completing the cut.

Tungsten-steel construction for steady routing

The tungsten-steel body resists deflection during continuous profiling, so the bit holds its diameter through extended production runs without the chatter that dulls cheaper cutters. Heat builds slowly in the single flute, letting you maintain feed rates on long nests of plywood or acrylic without frequent pauses for cooling.

Highlights

  • Single-flute geometry clears chips fast in wood and plastic
  • 4 mm shank fits standard CNC collets without adapters
  • 22 mm cutting length handles thicker panels in one pass
  • 45 mm overall length gives rigid reach for deeper pockets
  • Tungsten-steel carbide stays sharp through abrasive composites

Specifications

TypeRight-Angle Drills

Questions about this item

What does the 22 mm cutting length let me do in a single pass?

The 22 mm flute cuts up to that depth in one pass, so you can profile or pocket 22 mm thick acrylic, PVC, density board or wood without stepping down.

How does the up-down spiral geometry affect the cut?

The compound up-down flute pushes chips both upward and downward, giving a clean top and bottom edge on double-sided boards and reducing tear-out on veneered panels.

Will the 45 mm overall length fit my CNC router’s tool holder?

The tool measures 45 mm from tip to shank end; check your machine’s maximum tool length and collet depth to confirm it seats fully without bottoming out.

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