TEFLON COATING MATERIAL REQUIRED FOR BIPOLAR FORCEPS COATING . MATERIAL SHOULD SUSTAINED STEAM AUTOCLAVING.BLUE IN ***** SHOULD BE FLEXABLE AND SHOULD NOT CRACK ON SLIGHT BENDING. THERE SHOULD BE NO PIN HOLES IN COATING. COATING SHOULD PROVISOLATION TO HIGH FREQUENCY CURRENT IN RANGE OF 350KHZ TO 1 MHZ.