CNC router tools for woodworking, metal machining, plastic cutting and composite cutting with precision collets and toolholders
Think & Tinker, Ltd.
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DeepReach 1/4" (0.250 in.) Shank High Aspect-ratio Ball-nose End-mills

  • Geometry - 2 flute, 1/4 in. (6.35 mm) shank, ball-nose tip
  • Length - as indicated  0.010 in.
  • Diameter - nominal  +0.0000 -0.0010 in.
  • Tip diameter - nominal 0.0010 in.
  • Runout (TIR) - max 0.0002 in.
  • Max. depth of cut - nominal 0.005 in.
  • Anticipated Life - depends on material being cut (min 10,000 in, western red cedar)
  • Material - solid submicrograin carbide
  • Operating RPM - CNC certified operation 1k RPM to 60k RPM



  • Ball-nose tip cuts smooth 3D contours with reduced overlap
  • High flute volume supports high feed rates / chip loads
  • High aspect ratio for single pass deep-reach cutting
Carbide 2-flute deep reach ball nose end mill for deep relief sign carving


  • Dimensional signage
  • Large scale 3D carving
  • 3D contouring and profiling
  • Cabinetry and furniture making
  • 3D millwork
Carbide 2-flute deep reach end mill ball nose tip

If your purchase is over US$50,
you save $5 in shipping!
    Sales Items    
Item # Description Unit Price Enter Qty.
MM204-2500-140B  1/4 in. (0.250 in, 6.35 mm) dia 2-flute ball-nose end-mill, 1.40 in. DOC, 3.50 in. OAL 1/4 in. shank   $30.95 
MM204-2500-140BC  1/4 in. (0.250 in, 6.35 mm) dia ZrN coated 2 flute ball-nose end-mill, 1.40 in. max DOC, 3.00 in. OAL, 1/4" shank   $37.95 
MM204-2500-140BL  1/4 in. (0.250 in, 6.35 mm) dia 2-flute ball-nose end-mill, 1.40 in. DOC, 4.50 in. OAL 1/4 in. shank   $32.95 
Enter the desired quantity (Enter Qty) then click on the "Add to Cart" Button.

Open Monday - Friday, 08:30 to 16:30 Mountain Time.

Most orders received before noon ship within one business day,
subject to credit approval and item availability.
Orders with different billing and shipping
addresses may be delayed for address verification.

Sales  719 488-9640
FAX:  866-453-8473
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Support  719 488-9640

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Updated 10/7/2016 5:10:26 PM