bolt size tester —

Founded bolt size tester models & stl files for printing
Arrows and Bolts
Pellinor
M6 male knob
NPI_3dprint
M7x20 Bolt  Screw
G-workz3D
M8 knop
AndersV209
M16 Bolt and Nut
Blackbird88
Lasercut Incense Ruin
BrazenMammoth
Metric Screw gauge
Antologiko
Disc System Disc
blackbarlow
mauser kar 98k
Vivic63
Jigsaw boxes
clockspring