- Thru-hardened & Stabilized, 60-62 Rc
- Inch or metric sizes
- Chrome Plate Quote on request
- Certificate Calibration Info & Pricing
- Standard AGD trilock blanks are used for all master discs above 1.510″
- For the range above 1.510″ the AGD standard for style 2 calls for two style 3 master discs separated by an AGD seperator plate and linked together with a tie rod and insulator.
Master Discs
Features:

Range Above | Thru | Class |
Tolerance
In Inches |
Style 1 | Style 2 | Style 3 |
---|---|---|---|---|---|---|
0.150" | .230" | XX | .000020 | $152.00 | $268.00 | $144.00 |
(3.81mm | 5.84mm) | X | .000040 | 130.00 | 243.00 | 122.00 |
Y | .000070 | 110.00 | 207.00 | 103.00 | ||
.230" | .365" | XX | .000020 | $148.00 | $248.00 | $134.00 |
(5.84mm | 9.27mm) | X | .000040 | 129.00 | 225.00 | 112.00 |
Y | .000070 | 108.00 | 196.00 | 93.00 | ||
.365" | .510" | XX | .000020 | $146.00 | $247.00 | $133.00 |
(9.27mm | 12.95mm) | X | .000040 | 127.00 | 224.00 | 111.00 |
Y | .000070 | 105.00 | 195.00 | 94.00 | ||
.510" | .825" | XX | .000020 | $140.00 | $298.00 | $136.00 |
(12.95mm | 20.96mm) | X | .000040 | 122.00 | 263.00 | 114.00 |
Y | .000070 | 101.00 | 229.00 | 95.00 | ||
.825" | 1.135" | XX | .000030 | $152.00 | $318.00 | $142.00 |
(20.96mm | 28.83mm) | X | .000060 | 130.00 | 287.00 | 120.00 |
Y | .000090 | 112.00 | 253.00 | 100.00 | ||
1.135" | 1.510" | XX | .000030 | $157.00 | $339.00 | $148.00 |
(28.83mm | 38.35mm) | X | .000060 | 134.00 | 308.00 | 128.00 |
Y | .000090 | 112.00 | 273.00 | 106.00 | ||
1.510" | 2.010" | XX | .000040 | $200.00 | $366.00 | $193.00 |
(38.35mm | 51.05mm) | X | .000080 | 176.00 | 318.00 | 169.00 |
Y | .000120 | 163.00 | 292.00 | 156.00 | ||
Z | .000160 | 150.00 | 266.00 | 143.00 | ||
2.010" | 2.510" | XX | .000040 | $230.00 | $424.00 | $222.00 |
(51.05mm | 63.75mm) | X | .000080 | 202.00 | 368.00 | 194.00 |
Y | .000120 | 186.00 | 336.00 | 178.00 | ||
Z | .000160 | 170.00 | 304.00 | 162.00 | ||
2.510" | 3.010" | XX | .000050 | $275.00 | $500.00 | $260.00 |
(63.75mm | 76.45mm) | X | .000100 | 240.00 | 430.00 | 225.00 |
Y | .000150 | 219.00 | 388.00 | 204.00 | ||
Z | .000200 | 200.00 | 350.00 | 185.00 | ||
3.010" | 3.510" | XX | .000050 | $325.00 | $560.00 | $290.00 |
(76.45mm | 89.15mm) | X | .000100 | 283.00 | 486.00 | 253.00 |
Y | .000150 | 259.00 | 438.00 | 229.00 | ||
Z | .000200 | 235.00 | 390.00 | 205.00 | ||
3.510" | 4.010" | XX | .000050 | $379.00 | $658.00 | $339.00 |
(89.15mm | 101.85mm) | X | .000100 | 328.00 | 556.00 | 288.00 |
Y | .000150 | 303.00 | 506.00 | 263.00 | ||
Z | .000200 | 279.00 | 458.00 | 239.00 | ||
4.010" | 4.510" | XX | .000050 | $439.00 | $758.00 | $389.00 |
(101.85mm | 114.55mm) | X | .000100 | 380.00 | 640.00 | 330.00 |
Y | .000150 | 354.00 | 588.00 | 304.00 | ||
Z | .000200 | 329.00 | 538.00 | 279.00 | ||
4.510" | 5.010" | XX | .000065 | $499.00 | $858.00 | $439.00 |
(114.55mm | 127.25mm) | X | .000130 | 431.00 | 722.00 | 371.00 |
Y | .000190 | 405.00 | 670.00 | 345.00 | ||
Z | .000250 | 379.00 | 618.00 | 319.00 | ||
5.010" | 5.510" | XX | .000065 | $564.00 | $968.00 | $494.00 |
(127.25mm | 139.95mm) | X | .000130 | 486.00 | 812.00 | 416.00 |
Y | .000190 | 459.00 | 758.00 | 389.00 | ||
Z | .000250 | 434.00 | 708.00 | 364.00 | ||
5.510" | 6.010" | XX | .000065 | $629.00 | $1,078.00 | $549.00 |
(139.95mm | 152.65mm) | X | .000130 | 541.00 | 902.00 | 461.00 |
Y | .000190 | 512.00 | 844.00 | 432.00 | ||
Z | .000250 | 484.00 | 788.00 | 404.00 |