
Precision metal apertures in 10 micron steps (4.45 to 4.54 mm diameter) to determine head size of .177 caliber pellets. 0.008" 304 stainless gage plate, with acrylic frame. Apertures accurate to +/- 0.0025 mm
New Order Record on $15 Postage. 27/6/25 260 Tins
Precision metal apertures in 10 micron steps (4.45 to 4.54 mm diameter) to determine head size of .177 caliber pellets. 0.008" 304 stainless gage plate, with acrylic frame. Apertures accurate to +/- 0.0025 mm