L.E. Wilson Case Length Headspace Gauge, 284 Winchester Cartridge_308 Winchester 308 Bullet Weight 165 gr

308 Bullet Weight 165 gr Bullet Style SST Boat Tail Ballistic Coefficient G1 0

257 Bullet Weight 100gr Bullet Style Tipped TSX Boat Tail (TTSX) Ballistic Coefficient 0

and full-length field wads

45 calibre

Half the length of the standard handle

L.E. Wilson Case Length Headspace Gauge, 284 Winchester Cartridge_308 Winchester 308 Bullet Weight 165 grInherent with reloading is the potential to oversize your bottleneck rifle brass. And the most important use of a cartridge case gauge is for setting up 78" 14 press type full length resizing dies. Headspace of fired rifle cases can quickly and accurately be measured using this tool with a caliper. This one piece gauge will check overall length to indicate a need for trimming and datum to head length to assure correct headspace to prevent over sizing.