Genmitsu Aluminum Spindle Holder for 3018-PRO | SainSmart。Star Drive Screws, 8-32 x 0.500。John Deere 19M7868 Hex Head Flanged Screw, M8 X 30 | RDO Equipment Co.。Bolt, 1/4。All are dried specimens collected in the field for academic research.Data is included with each specimen.A-