What was found
ON TAKEOFF ROLL RNWY 18R, AT 80 KNOTS CALL, HUD SHOWED NO AIRSPEED TAPE & 36 KNOTS INDICATED. CAPTAIN'S PFD SHOWED ACCURATE AIRSPEED, BUT NO AIRSPEED TAPE. REJECTED TAKEOFF AT 95 KNOTS. FIRST OFFICERS PFD INDICATIONS ARE NORMAL. PURGED BOTH CAPTAIN`S & FIRST OFFICER`S PITOT, FOUND SOME SMALL FRAGMENTS OF DEBRIS IN BOTH LINES IAW MM 34-11-00-2. PRECAUTIONARY R & R NR 1 AIR DATA MODULE IAW MM 34-16-01-4 & R & R NR 1 ADIRU IAW MM 34-43-03-4. PERFORMED PITOT STATIC SYS LEAK TEST & AIR DATA ADJUSTMENT TEST IAW 34-16-00-5. ALL TESTS PASSED. ALSO CHECKED THE HUD WHILE PERFORMING TESTS & THE SPEED INFO WAS IN VIEW ON HUD DISPLAY. PERFORMED AUTO LAND SYS RETURN TO SERVICE TEST ON EACH FCC 1 & 2 AMM 22-00-00-5.