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Bolt Circle Calculator

Calculator Menu

Enter values below to calculate the coordinates of the holes in a bolt circle.

Number of Holes	N
Diameter of Bolt Circle	D in mm
Diameter of Holes	d
Angle of First Hole	A degrees
Offset of Center	X Y

Magnetic Base Indicator Holder

Magnetic Base Indicator Holder

Magnetic base indicator holder with one-knob lock
Permanent magnet has an 80 kg (176 lb) holding force
On/off switch makes it easy to position
V-groove base allows you to mount it on cylindrical surfaces

$38.95

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Quick Change Tool Post Set, AXA

Quick Change Tool Post Set, AXA

Quick change tool post set for lathes with up to 12" swing
AXA, or series 100 size
Tool holders interchange with Aloris, Dorian, and Phase II
All steel construction
Includes five tool holders

$194.95

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Tooling Plate, 6 x 12"

Tooling Plate, 6 x 12"

Made from aluminum plate 3/4" thick
Plate is 6" x 12"
220 Holes tapped 1/4"-20, 72 holes for locating pins
Includes clamping kit
Designed for small work pieces

$129.95

Regularly $139.95

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