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3/8″ Up-Cut Rougher – Whiteside RU4125H (AstraHP Coated)

AstraHP Coated Solid Carbide Tip diameter: 3/8″ Shank Diameter: 3/8″ Length of cut: 1-1/4″ Overall Length 3″ Made In USA #row-437311689 > .col > .col-inner { padding: 20px 0px 20px 0px; } #section_1054138198 { padding-top: 45px; padding-bottom: 45px; } @media (min-width:550px) { #section_1054138198 { padding-top: 65px; padding-bottom: 65px; } } @media (min-width:850px) { #section_1054138198 { padding-top: 2px; padding-bottom: 2px; } }

3/8″ Up-Cut Rougher – Whiteside RU4125H (AstraHP Coated) - Main image
$60.29 $89.99 In stock

Category: Up-Cut CNC Bits

The Whiteside RU4125H is a 3/8-inch up-cut rougher designed for CNC routing applications. This bit features an AstraHP coating, which helps reduce heat and wear during demanding cutting tasks. Its up-cut geometry efficiently evacuates chips, making it suitable for a variety of roughing operations.

  • 3/8-inch cutting diameter for aggressive material removal.
  • Up-cut design aids in chip evacuation and helps prevent clogging.
  • AstraHP coated for enhanced durability and performance.
  • Ideal for use in CNC routers for roughing passes.
  • From Whiteside, a trusted name in router bits.
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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Natalie ★★★★★

The AstraHP coating really does make a difference—I ran this rougher through some dense hardwood for hours and the bit came out cool to the touch. Cuts clean and fast with minimal chip-out.

James ★★★★★

Installed this bit on my CNC for a batch of MDF cabinet parts and the AstraHP coating really kept the heat down even on long runs. It left a surprisingly clean edge for a rougher bit, which saved me some sanding time.

Isabella ★★★★★

Running this through some dense oak plywood and the AstraHP coating definitely kept the bit cooler than my old uncoated rougher, chips cleared beautifully with the up-cut design.