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 50024, Venture Tape Line Set Tape 1507, White, 48 mm x 55 m, 3 mil, 24rolls per case, 7100043958
Dynabrade 78602 1/2" Dia. x 1" W x 1/8" Center Hole, 60 Grit, 100/pack
3M 45555, Cubitron ll Cloth Belt 784F, 60+ YF-weight, 3/4 in x 18 in, Fabri-lok, Single-flex, 7100119295, 200 per case
3M 05742, Hookit Soft Hand Block, 2-3/4 x 5 in, 7000045436
Dynabrade 91427 1/4" W x 12" L 120 Grit A/O DynaCut Belt, 50/pack
Dynabrade 90872 2" Dia. Coarse NWN DynaBrite Locking-Type Disc, 25/pack
3M 27713, Cubitron II Roloc Durable Edge Disc 984F, 60+, YF-weight, TSM, Maroon, 2 in, Die RS200PM, 7000045173, 200 per case
3M 11824, Disc Pad Hub, GL Quick Change, 2-1/2 in 5/8-11 Internal, 7000120408
3M 50010, VentureClad Insulation Jacketing Tape 1577CW-WME, White, 99 mm x 13.7 m, 7010379907 