Measure pellet head diameters to 0.01 mm accuracy

.177 Pelletgage

$49.00

Precision metal apertures in 10 micron steps ( 4.46 to 4.55 mm diameters) to determine head size of .177 caliber pellets. 0.008" 304 stainless gage plate, with acrylic frame. Apertures accurate to +/- 0.0025 mm