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Rod Size for Die Threading

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Thread Specification: 

Examples:

#10-32
10-32
In Numbered machine screw thread (#1 through #12)
1/4-20
1/4"-20
0.25-20
In Fractional UNC thread (1/4" through 1")
1/2-20
1/2"-20
0.5-20
In Fractional UNF thread (1/4" through 1")
M6
M6x1
6x1
mm Metric coarse thread (M1 through M22)
M6x0.75
M6x.75
6x.75
6mm x.75
mm Metric fine thread (M1 through M22)
0.255-40
.255-40
0.255"-40
In Non-standard thread (0.06" through 1.0")

 

Reducing the size of a rod you want to thread with a die makes it easier to start the die,
but the real secret is to add a 30° chamfer to the end of the rod.

Die Blank Size is the Major Diameter less 10% of the Pitch.
This is about the same as common bolts.

 
Angle Plates, Set of Two
  • Accuracy: ± 20 seconds
  • Thickness: 1/4"
  • 1 pc: 4" x 3 12/32" x 2" with 30°, 60° & 90° angles
  • 1 pc: 3" x 3" x 4 3/8" with 45°, 45° & 90° angles
  • Four 11/32" holes for easy mounting

$19.95

Regularly $21.95

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  • Allows travel to the top of the column
  • Provides better support for the mill head

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Band Saw, 4x6, Horizontal/Vertical, Rikon
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  • Vertical position for freehand cutting
  • 3 blade speeds: 80, 120, and 180 feet per minute
  • 4" x 6" rectangular capacity or 4-1/2" round stock capacity

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