supply of set of tapper lock bush and adopter ftrtil part no. 790 850 329 consisting of 04 item.(i) taperlock bush- bore 01 no/ set ftrtil part no. 850 8340 00 (ii) taper lock adopter 01 no/ set ftrtil part no.850 8330 00.(iii) key . 01no./ set. ftrtil pt. no. 850825000. (iv) spiral pin 01no/ set. ftrtil pt no.912009000.