11Pcs Headless Screw Extractor Set Woodwork Easy Out Damaged Drill Bits Remover 3-18mm

Item Type: Headless Screw Extractor SetMaterial: Chrome molybdenum steel high speed steelPurpose: Broken screw extractor easy to remove difficult screws Extractor specifications Extractor diameter(approx.) Pilot hole bit size(approx.) 1# Extractor 3 ~ 6mm / 0.1 ~ 0.2in 1.93mm / 0.1in 2# Extractor 6 ~ 8mm / 0.2 ~ 0.3in 2.94mm / 0.1in 3# Extractor 8 ~ 11mm / 0.3 ~ 0.4in 3.96mm / 0.2in 4# Extractor 11 ~ 14mm / 0.4 ~ 0.6in 6.37mm / 0.3in 5# Extractor 14 ~ 18mm / 0.6 ~ 0.7in 7.43mm / 0.3in 1 x Wrench5 x Extractor5 x Drill Bit1 x Tool Box