Features:*Screw Extractor Tool Set, high hardness, the body printed remove range, convenient identification.*Square head design, convenient taut tap wrench or monkey wrench, more easily, polished rod body is not easy to rust.*Tap wrench handle can be separated into two segments, can be firmly set tight clamp the screw extractor, remove the damaged screws, bolts, etc.*Handle the antiskid design, single hand or hands are saved, winder body printed specifications.Specifications:*Item Condition:100% Brand New*Color:As Pictures Show*Remove the screw range:Metric System: 3-6mm 6-8mm 8-11mm 11-14mm;Imperial Units: 1/8-1/4 1/Extractor Specification:-5/16 5/16-7/16 7/16-9/16;*Extractor Specification:Extractor Length: 53mm,58mm,66mm,75mm;Square Head: 3.3mm 4.0mm 5.3mm 6.3mm;Hinged Arm: W1/16-3/8 NO M1-10 Overall Length 177mmInstructions: When the bolts due to corrosion and other reasons, in accordance with the bolt diameter selection of appropriate specifications of the drill in the center of the broken boltsdrilling a hole, then select the corresponding screw extractor to insert, with winder or wrench counterclockwise. Will be able to remove the bolts. In addition, inner hex (or outer-hexagonal) bolt's six hexagon head screw have loosen failure, also can be in this way.Package Contents:4* Cr-Mo Screw Extractor1* Holder Frame ToolNotes: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.