One counter reads in the plus direction and another in the minus directiion, so incremental measurement can be made in either direction
Carbide tipped scriber
Made of stainless steel (except the base).
With driving wheel. With dial test indicator holder.
Supplied with dust cover
Optional accessory: clamp for protracotors (code 2372-CLAMP)

3M 45014, Diamond Grade DG3 Reflective Digital Sheeting 4090UDS, White, 30 in x 50 yd, 1 Roll/Case, 7100282804
Dynabrade 93696 3/8"-24 Female 3/8"-24 Male, 1-1/16" Length
3M 09413, Scotch-Brite Contour Surface Paint and Varnish Remover 9413NA, 7000052005
Dynabrade 91429 1/2" W x 12" L 80 Grit A/O DynaCut Belt, 50/pack
Dynabrade 78581 1/4" Dia. x 1" W x 1/8" Center Hole, 120 Grit, 100/pack
Dynabrade 92207 1/8" W x 12" L 120 Grit A/O DynaCut Belt, 50/pack
3M 17085, Versaflo Hood with Integrated Head Suspension, S-433S-5, Small/Medium, 7000127431, 5 EA/Case
Dynabrade 40320 Dynafile II Abrasive Belt Tool
3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094
Dynabrade 22070 Downdraft Table Accessory Pack (Air Manifold, FRL and On/Off Air Valve)
3M 49941, Roloc Disc 361F, 80 YF-weight, TSM, 3 in, Die RS300VM, 7000148151
3M 64324, Foil Tape 3340, Silver, 72 mm x 45.7 m, 3.9 mil, 7010335734 