supply of minimaly invasive cannulated pedical screw with inne cap , minimaly invasive cannulated pedical screw with inne cap detailed specification as per technical documents- 1.minimaly invasive cannulated pedical screw with inne cap. 1. 4 mm - 7 mm titanium colour coded screws. 2. should have reduction sleeve for multilevel fixation. 3. should co me with all instruments needed for multi-level fixation/ reduction/correction like reduction towers. 4. m ake of titanium material. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]