AstraHP Coated Bits & Bits 425-ST250 1/4" Low Helix CNC router bit
AstraHP Coated Bits & Bits 425-ST250 1/4" Low Helix CNC router bit
AstraHP Coated Bits & Bits 425-ST250 1/4" Low Helix CNC router bit
AstraHP Coated Bits & Bits 425-ST250 1/4" Low Helix CNC router bit
AstraHP Coated Bits & Bits 425-ST250 1/4
AstraHP Coated Bits & Bits 425-ST250 1/4
AstraHP Coated Bits & Bits 425-ST250 1/4
AstraHP Coated Bits & Bits 425-ST250 1/4

*AstraHP Coated* Bits&Bits 425-ST250C – 1/4″ Low Helix Up-Cut Spiral Bit

$35.99

Low Helix up-cut spiral bits excel in plastics, acrylics and foam, and even work well in wood and plywood. Also called ‘open helix’ or ‘slow helix’, these low helix CNC bits have less twist than a standard bit, reducing material uplift while cutting.

  • AstraHP Coated
  • Solid Carbide
  • Tip diameter: 1/4″
  • Shank diameter: 1/4″
  • Length of cut: 1″
  • Overall Length: 2-1/2″
  • Made in the USA

Recommended for:

Recommended for CNC
Recommended for Handheld router
Recommended for Router Table

In stock

SKU: 425-ST250C Categories: , , , Tag:

Excellent for Cutting:

  • Plastic/Acrylic
  • LED Back-lit and Side-lit displays and control panels
  • Corian
  • Fiberglass
  • Corrugated Plastics such as Correx Boards and Polypropylene
  • Dibond
  • Plexiglas
  • Hard/Soft wood
  • Wood cabinetry and sign making

Made in the USA by Bits & Bits.

Weight0.07 lbs
Brand

Bits & Bits

Shank

1/4"

Cut Diameter

1/4" (.25")

Cut Length

3/4"

Cut Style

Up Cut

Overall Length

2-1/2"

Speeds & Feeds

This data serves as a general guidance only.
Soft/Hard Woods/ Plywood – Spindle Speed- RPM: 18-25K  – Feed Rate – IPM : 50-100″   – Per Pass Depth: 1/16-1/8
Acrylic / Plastic – Spindle Speed- RPM: 18-22K  – Feed Rate – IPM : 50-90″  – Per Pass Depth: 1/16 – 3/32

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