HSS Screw extractors. Five sizes range from #0 to #4. Suitable for extracting screws ranging from 6-14mm. Features & Benefits: • HSS Screw extractors. • Five sizes range from #0 to #4. • Suitable for extracting screws ranging from 6-14mm. • Supplied in storage case. • Model No. AK7228 Specifications: Model No AK7228 Brand: Sealey Contents: Extractor Size(Screw/Drill Bit Ø); #0(