The pressing operation joins the probe shaft to the specimen assembly form by plastic flow of {TAIL ~ the coupon material} between the former rod and {HEAD ~ the anvil} of the press  
The pressing operation joins the probe shaft to the specimen assembly form by plastic flow of { TAIL ~ the coupon material } between the former rod and { HEAD ~ the anvil } of the press
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH