Features: _x000D_ 1. The extractor can easily and quickly remove broken or rusty screws, bolts and studs. _x000D_ 2. Forged by premium chrome vanadium steel, plus heat treatment, rustproof and sturdy. _x000D_ 3. Designed with deep and wide threads, long service life. _x000D_ 4. It can be used in combination with power drill. _x000D_ 5. Ideal screw removing tool for household use and professional electrician. _x000D_ _x000D_ Specification: _x000D_ Condition: Brand _x000D_ Material: Chrome Vanadium Steel _x000D_ Quantity: 8pcs _x000D_ Weight: Approx. 762g/26.9oz _x000D_ Package list: Application Range _x000D_ 4.0mm_x000D_ 3-6mm _x000D_ 4.5mm 6-8mm _x000D_ 6.5mm 8-11mm _x000D_ 7.5mm 11-14mm _x000D_ 11.0mm 14-18mm _x000D_ 15.0mm 28-25mm _x000D_ 20.0mm 25-35mm _x000D_ 25.0mm 35-50mm _x000D_ _x000D_ _x000D_ _x000D_ Package list: _x000D_ 8 * Screw Extractors 1The extractor can easily and quickly remove broken or rusty screws, bolts and studs. 2Forged by premium chrome vanadium steel, plus heat treatment, rustproof and sturdy. 3Designed with deep and wide threads, long service life. 4It can be used in combination with power drill. 5Ideal screw removing tool for household use and professional electrician.