supply of titanium polyaxial non fenestrated screws(thoracolumbar screws).used for thoracolumbar fixation and stabilisation in spine trauma, degenerative and tumor surgeries. =screws should be available in sizes of 4.5, 5.5, 6.5 mm,27.5 mm diameter and 25-55mm in length. system should have break off plug mechanism. , srphc82364170-titanium polyaxial non fenestrated screws(thoracolumbar screws).us ed for thoracolumbar fixation and stabilisation in spine trauma, degenerative and tumor surgeri es. pedicular screws should have a reverse threaded mechanism and should be compatible with 5. 5mm titanium rod. screws should be available in sizes of 4.5, 5.5, 6.5 mm,27.5 mm diameter and 25-55 mm in length. system should have break off plug mechanism.screw should have an angle of not m ore than 28 degree between the head and body. system should be compatible for minimally invasiv e surgical technique and also be used along with fenestrated or/and hydroxyapatite coated scre ws. system should be registered with drug controller general of india. system should be iso or b is or fda or ce approved. [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ]