261Pcs Car Engine Block Restoring Damaged Thread Repair Tool Kit Tap Die Kit Combination Remove Broken Screws Bolts DIY

Features:The screw insert has variety of specifications and is smooth and free of burrs, which is conducive to reducing the uneven stress and anti-vibration effect of the thread tooth, improving the anti-fatigue degree of the thread, and extending the using time of the screw hole.Quick cutting, easy chip removal, large cutting space, prevents thread damage and increase service time.7-shaped screw-in device, easy to insert, convenient for reconstruction of various damaged screws.The heads of the product is blackened and rust-proof for long using time.With a box for concenient carrying and storage. Specifications:Main color: red+blackMaterial: metalPackage size: 355 * 280 * 65mm / 14.0 * 11.0 * 2.6inPackage weight: 2950g / 6.5lb Packing List:1 * Set of Damaged Thread Repairing Tools