Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Extractor Screw Diameter = 5/64 inch, 7/64 inch, 5/32 inch, 1/4 inch, 19/64 in; Includes=1/4 inch, 5/32 inch, 7/64 inch, 19/64 inch, EX-2, EX-3, EX-4, EX-5 and Drill Bits in Sizes: 5/64 inch, Set includes Spiral Flute Screw Extractors in Sizes: EX-1;