Tender For supply of ultra precision main spindle collet sf 25/64-up with smooth bore dia. 13. 20mm , ultra precision carbide lined guide bush r28/04 up with bore dia 13. 20 mm , ultra precision long nose sub spindle collet ln-sf 25/64-25up with smooth bore & rubber seal dia. 12 , feed finger or pusher collet bf 20/03 dia 13. 20 mm