Accuracy: ?2″.
To inspect protractor, taper gage, index plate, index head and goniometer, can also be used to set angle.
Made of special alloy steel, hardness HRC64, high stability, wear resistance and easy combination.
Can be combined to any angle with interval 6 seconds after combination (6″, 12″, 18″, … , 360?).

3M 77558, Cubitron II Hookit Cloth Disc 947A, 77558, 40+ to 120+, 6 in x NH, Die 600Z, 7100232737
Insize 6313-19H32, SETTING RING, 19/32" dia, 6928640357503
3M 26128, PPS Series 2.0 Adapter, Type S33, 1/8 Female, 27 Thread NPT, 7100135950
Standard Abrasives 713296, Aluminum Oxide Handy Roll, P320 J-weight, 2 in x 50 yd, 7100034517
3M 19771, Utility Cloth Sheet 314D, 9 in x 11 in P100 J-weight, 7000021272
Norton 66254414832 - 3" X 1/4" X 1/4" Vortex Rapid Blend Unified Wheel, 5am U2305, 40 Each
3M 27468, EMI Copper Foil Shielding Tape 1181, 1 in x 18 yd (25,40 mm x 16,5 m), 7000132169
3M 29611, 641WY 1/4" X 24", 100 Mesh Diamond Cloth Belt, 7010534832
3M 10455, Cloth Sheet 481W, 220, 9 in x 11 in, 7010294811
3M 17085, Versaflo Hood with Integrated Head Suspension, S-433S-5, Small/Medium, 7000127431, 5 EA/Case
3M 03219, Performance Sanding Discs with Stikit Attachment, 03219, 6 in, Assorted Grits, 7010364785, 5 discs per sleeve, 20 sleeves per case
Standard Abrasives 704406, A/O Straight Cartridge Roll, 1/4 in x 1-1/2 in x 1/8 in 60, 7100080008
Standard Abrasives 840189, Quick Change Surface Conditioning GP Disc, A/O Very Fine, TR, BLU, 1 in, Die Q100N, 7010367169, 50/case
3M 15041, Scotch Electrical Shielding Tape 24, 1 in x 15 ft (25 mm x 4,6 m), 7000031348
3M 22396, Roloc Disc 361F, 36 YF-weight, TR, 1-1/2 in, Die R150S, 7000045091
3M 20886, PSA Cloth Disc 348D, P100 X-weight, 5 in x NH, Die 500X, 7000148148
3M 33440, Cubitron II File Belt, 33440, 80+, 10 mm x 330 mm (3/8 in x 13 in), 7100033195, 10 belts per carton, 5 cartons per case
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
Standard Abrasives 714179, Aluminum Oxide Handy Roll, P240 J-weight, 1-1/2 in x 50 yd, 7100050575
3M 26119, PPS Series 2.0 Adapter, Type S27, 16 mm Male, 1.5 mm Thread, 7100135925
Dynabrade 95821 Dynabrade Air Lube 10W/NR, 4oz Bottle
3M 05027, Utility Cloth Roll 211K, 150 J-weight, 1-1/2 in x 50 yd, Full-flex, 7100031693
Norton 66623335427, 2" Dia Vortex Rapid Prep Quick-Change Non-Woven Abrasive Disc, Medium Grade, 50 Each
3M 02090, Trizact Hookit Blending Disc 443A, 6 in, P1000 grade, 7000000539, 15 discs per carton
3M 11419, Roloc Disc 361F, P240 XF-weight, TR, 2 in, Die R200P, 7000045105
3M 07054, General Purpose Sanding Sponge CP041-12-CC, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Medium, 7100101246 