Indian standard specification for jig bushes  pt. 2, renewable drill bushes 
Indian Standards Institution 
 - New Delhi  Indian Standards Institution  1972 
 - 7p. 
<br/><br/> IS 666 : Part 2 : 1972 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Jig Bushes-Standards<br/> Standards <br/>NASA Thesaurus 
<br/><br/><label>Universal Decimal Class. No.: </label>083.7:621.95.229  / ISI