Resolution 0.05?
Suitable for setting horizontal and vertical mitre angles of cutting machine.
Buttons: ON/OFF, HOLD/SUP, SPR/CNR/MTR/BVL.
IP54 dust/waterproof.
With transverse and longitudinal vials.
2xAAA batteries.
Absolute level, zero setting is not needed when batteries are replaced.

3M 27314, Ultra Durable 5 inch Power Sanding Discs, Universal Hole, 80 grit, 7100187643, 10 per pack
Standard Abrasives 840037, Quick Change Surface Conditioning GP Disc, A/O Coarse, TSM, Brown, 3/4 in, QS75KM, 7000121646, 50/case 