Ozzistraightshooter Chamber Headspace Gauge set for 308 Winchester rifles.

Precision 308 Win chamber head-space gauge set. Made to CIP European standard dimensions. Set includes GO gauge and NO-GO gauge. With these tools you can check the cartridge headspace.  These are top quality tools designed for professional use.Should only be used by a professional Gunsmith. Made in Serbia from German Bohler S705 steel.