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86J0101 - 1/8" x 3/8" x 1/4" HSS Onsrud Spiral Bit
86J0103 - 3/16" x 5/8" x 1/4" HSS Onsrud Spiral Bit
86J0107 - 1/4" x 1" x 1/4" HSS Onsrud Spiral Bit
86J0108 - 5/16" x 1" x 5/16" HSS Onsrud Spiral Bit
86J0131 - 3/8" x 1" x 3/8" HSS Onsrud Spiral Bit
86J0132 - 7/16" x 1 3/4" x 1/2" HSS Onsrud Spiral Bit
86J0139 - 1/2" x 1 1/2" x 1/2" HSS Onsrud Spiral Bit
86J0142 - 3/4" x 1 1/4" x 1/2" HSS Onsrud Spiral Bit
86J0150 - HSS Onsrud Spiral Bits, Set of 3
86J0170 - HSS Onsrud Spiral Bits, Set of 5
Diagram of bit labeled with measurements
Onsrud Spiral Router Bit next to a board with a groove cut into it
Onsrud Spiral Router Bit next to a mortise and tenon
86J0101 - 1/8" x 3/8" x 1/4" HSS Onsrud Spiral Bit
86J0103 - 3/16" x 5/8" x 1/4" HSS Onsrud Spiral Bit
86J0107 - 1/4" x 1" x 1/4" HSS Onsrud Spiral Bit
86J0108 - 5/16" x 1" x 5/16" HSS Onsrud Spiral Bit
86J0131 - 3/8" x 1" x 3/8" HSS Onsrud Spiral Bit
86J0132 - 7/16" x 1 3/4" x 1/2" HSS Onsrud Spiral Bit
86J0139 - 1/2" x 1 1/2" x 1/2" HSS Onsrud Spiral Bit
86J0142 - 3/4" x 1 1/4" x 1/2" HSS Onsrud Spiral Bit
86J0150 - HSS Onsrud Spiral Bits, Set of 3
86J0170 - HSS Onsrud Spiral Bits, Set of 5
Diagram of bit labeled with measurements
Onsrud Spiral Router Bit next to a board with a groove cut into it
Onsrud Spiral Router Bit next to a mortise and tenon

High-Speed Steel Onsrud Spiral Router BitsMade in U.S.A.

Quantity:

Router Bit Sets
Shop Our Complete Line of Router Bits

These router bits have several unique features.

The double-flute upcut spiral design ensures rapid, clean waste removal, particularly in plunge routing where the specially designed end mill lets you plunge without fear of plugging and heat generation.

They are excellent for grooving, slitting, blind routing and end milling.

The bits range in length from 2 5/8" to 3 1/2" according to size. High-speed steel, they are suitable for all woods, non-abrasive plastics, and aluminum. The 3/8" and 5/16" shank diameter sizes require separate bushing adapters (sold separately).

The 1/4" and 3/8” bits are suitable for use with our router letter template set.

Available individually or in sets.

Made in USA.

86J0101 - 1/8" x 3/8" x 1/4" HSS Onsrud Spiral Bit

Options:

Diameter

Variations:

  • 86J0101 - 1/8" x 3/8" x 1/4" HSS Onsrud Spiral Bit
    1 - $14.90
    5 - $13.40
  • 86J0103 - 3/16" x 5/8" x 1/4" HSS Onsrud Spiral Bit
    1 - $15.50
    5 - $14.00
  • 86J0107 - 1/4" x 1" x 1/4" HSS Onsrud Spiral Bit
    1 - $15.50
    5 - $13.95
  • 86J0108 - 5/16" x 1" x 5/16" HSS Onsrud Spiral Bit
    1 - $26.90
    5 - $24.25
  • 86J0131 - 3/8" x 1" x 3/8" HSS Onsrud Spiral Bit
    1 - $23.90
    5 - $21.55
  • 86J0132 - 7/16" x 1 3/4" x 1/2" HSS Onsrud Spiral Bit
    1 - $57.50
    5 - $51.75
  • 86J0139 - 1/2" x 1 1/2" x 1/2" HSS Onsrud Spiral Bit
    1 - $36.90
    5 - $33.20
  • 86J0142 - 3/4" x 1 1/4" x 1/2" HSS Onsrud Spiral Bit
    1 - $69.90
    5 - $62.85
  • 86J0150 - HSS Onsrud Spiral Bits, Set of 3
    1 - $71.50
  • 86J0170 - HSS Onsrud Spiral Bits, Set of 5
    1 - $91.50

High-Speed Steel Onsrud Spiral Router Bits

These router bits have several unique features.

The double-flute upcut spiral design ensures rapid, clean waste removal, particularly in plunge routing where the specially designed end mill lets you plunge without fear of plugging and heat generation.

They are excellent for grooving, slitting, blind routing and end milling.

The bits range in length from 2 5/8" to 3 1/2" according to size. High-speed steel, they are suitable for all woods, non-abrasive plastics, and aluminum. The 3/8" and 5/16" shank diameter sizes require separate bushing adapters (sold separately).

The 1/4" and 3/8” bits are suitable for use with our router letter template set.

Available individually or in sets.

Made in USA.

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Diagram of bit labeled with measurements
Straight Plunge Bit next to a board with a stopped groove cut into it
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16J3208 - 1 1/4" x 1/2" x 1/4" Large Rabbeting Bit
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Diagram of bit labeled with measurements
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86J0204 - 1/4" x 1" x 1/4" Carbide Onsrud Spiral Bit
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86J0206 - 3/8" x 1 1/4" x 3/8" Carbide Onsrud Spiral Bit
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Diagram of bit labeled with letters representing measurements
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