screw thread cutting head

abradable sealing strips actine alcoholic coma anti-bourgeois arylmetal cheom ksan (choam ksant) distance-sink-tube epi-position Fiber Optic Color Mark Photo Sensors Heisenberg algebra heredation micrometer screw gauge micrometer screw gage on carriage charges Poria cocos Wolf positive caving rose bengale sodium aminoarsenate spur gear speed reducer trebant tuff-turbidite