6-Pc Square Groove Broken Screw & Bolt Extractor Set | CR-V
6-Piece Square Groove Broken Screw & Bolt Extractor Set
Stripped screws and stuck bolts don't stand a chance against this professional-grade 6-piece extractor set. Built from heat-treated Chrome Vanadium (CR-V) steel, each extractor features a precision square-groove design that bites firmly into damaged fastener heads for fast, frustration-free removal — no more rounded heads, no more wasted time.
Why You'll Love It
- High-Strength CR-V Steel: Chromium vanadium alloy construction delivers outstanding hardness and wear resistance, standing up to even the most stubborn rusted or corroded fasteners.
- Square Groove Design: The unique square-head and straight-groove profile grips damaged screw heads firmly on contact, maximising torque transfer for efficient extraction.
- 6 Versatile Sizes: The set covers a broad range of fastener sizes, making it suitable for automotive repairs, home DIY projects, woodworking, plumbing, and more.
- Heat-Treated Hardness: Each extractor undergoes heat treatment for superior hardness and extended service life, even in tough working conditions.
- Simple 3-Step Process: Drill a starter hole into the damaged fastener, insert the extractor, then twist counterclockwise — the left-hand taper locks in and backs the screw right out.
- Compact & Portable: Slim, lightweight design stores easily in any toolbox or workshop drawer.
Specifications
| Material | Chrome Vanadium Alloy Steel (CR-V) |
| Color | Gray |
| Pieces | 6 |
| Sizes | 6×0.5×0.2 cm | 6.9×0.5×0.35 cm | 7.5×0.7×0.4 cm | 7.9×0.8×0.55 cm | 8.5×1×0.6 cm |
| Country of Origin | Made in China |
Package Contents
- 6 × Broken Screw / Bolt Extractors
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Note: Monitor settings may cause slight colour variation from actual product. Minor measurement deviations (±1–2 mm) may occur due to manual measuring.
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Frequently Asked Questions
Q: What types of fasteners can this broken screw extractor set remove?
A: This 6-piece set is designed to remove damaged, stripped, or rusted screws, bolts, and studs across a wide range of sizes. It is suitable for use in automotive repair, home DIY, woodworking, and plumbing applications wherever a fastener has become impossible to turn with standard tools.
Q: What drill bit should I use before inserting the extractor?
A: You should use a standard twist drill bit sized appropriately for the extractor piece you are using. Drill a pilot hole into the centre of the damaged fastener, then insert the square-groove extractor and turn counterclockwise. The left-hand taper design will grip the inside of the hole and back the fastener out as you apply turning force.
Q: Is the Chrome Vanadium Steel strong enough for hardened bolts?
A: Chrome Vanadium (CR-V) alloy steel is a professional workshop-grade material used widely in hand tools and sockets. Combined with heat treatment for increased hardness, these extractors are built to tackle most common stripped and stuck fasteners encountered in everyday automotive and home repair tasks.