? Efficient, durable, high temperature resistant ? Complete models, suitable for a variety of damaged screws and bolts. Includes 10 drill bits (size #1 - #10), 10 extractors (size #1 - #10), 1 extended drill holder and 1 socket adapter to help you extract damaged screws of different sizes ? The screw removal kit comes with a must-have tool bag, which is very convenient to put it in your bag or take it anywhere you want. ? Versatile for use with hex socket bolts, machine screws, lag screws, wood screws, hex bolts, sheet metal screws and other screws. High precision hole location, ideal tool for removing damaged bolts and screws ? Material: high speed steel Note: The data are all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.