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Tungsten carbide right-angle end mill with DLC coating

YINGHUA

YINGHUA 8x10D Down4.2 DLC Tungsten Carbide Right-Angle Drill

SKU CH-2SS2-GG8C8

Right-angle tungsten carbide end mill with DLC coating cuts acrylic for neon LED sign channels at 22,000 rpm

  • Product typeRight-Angle Drills
  • Tungsten steel construction stays sharp longer
  • 22000 rpm recommended speed cuts acrylic cleanly
  • 8000 machining speed with 80% feed rate optimises workflow
  • Right-angle design reaches tight sign-making spaces

Tungsten Carbide Right-Angle Drill for Acrylic

This DLC-coated tungsten carbide end mill is designed for slotting and milling channels in acrylic sheets used for LED advertising signs. It targets sign makers and CNC operators who need precise grooves for light-strip insertion. The right-angle geometry suits tight internal corners where standard straight cutters cannot reach. Buyers who need a general-purpose wood or metal drill should look elsewhere.

Thermals Noise and Power Draw

The supplier recommends running the tool at 22000 rpm with an 8000 mm/min feed rate and 80% feed engagement to manage heat buildup in the acrylic. Following these parameters helps prevent melting and reduces cutting resistance, which in turn lowers spindle load and operational noise. No other thermal, acoustic or power figures are provided by the manufacturer.

How it compares

Measured against everything we stock in Power Drills, Drivers & Cutting Bits, at today’s prices. Recalculated every night.

Price $57.99
Cheaper than about 59% of the 2,412 comparable items (median $81.99).

Specifications

Product
Product typeRight-Angle Drills

Questions about this item

How do I install the 8x10D Down4.2 DLC tungsten carbide right-angle drill in my CNC machine and what step is often missed?

Mount the shank securely in the collet, verify the 4.2 mm diameter matches your adhesive strip width, then set the spindle to 22000 rpm with 8000 mm/min feed at 80% rate before cutting.

What maintenance or replacement will the DLC-coated tungsten carbide cutter need after extended use?

Inspect the cutting edges regularly; replace the tool once the DLC coating wears or the carbide dulls, as resharpening removes the coating and changes the 4.2 mm profile.

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