Build to Last : It is made of 45# steel, 40Cr, and aluminum-plastic material, with heat treatment and fine grinding processes, which are abrasion-resistant and scratch-resistant, ensuring a long service life.

High Precision : The precision of this product can reach 0.015mm, making the work more accurate and efficient, and can well meet your high-precision various tasks.

Thoughtful Design : It has a built-in self-release design, which ensures that the tool will never get stuck on the bracket, making it more convenient and easy for you to use.

Strong and Durable : It is made of high quality alloy steel that can resist wear, shock, and deformation, ensuring a long service life.

Economical Choice : You can complete the timing operation yourself without having to go to a repair shop with this tool set, saving money and time.

Effortless Clean : With a smooth surface and simple structure, it can be cleaned and maintained daily using only a rag.

High Quality : 100% brand new and high quality. Centrally exciting. Four-jaw chuck total Ø 80/100mm

Adjustable : With 4 stepped reversible clamping jaws, which can be adjusted individually and independently of each other

Four jaw chuck centrally adjustable jaws size : 80mm: 80*80*66mm 2.2kg.

Expand the Capacity of Your Lathe : You can easily increase the size of your wood lathe with this lathe bed extension. With this tool, you can work on larger projects at home.

High-quality Material : This product is made of high-quality 45 steel, which is strong, wear-resistant, corrosion-resistant and not easily deformed. It can withstand high-intensity work without damage.

Self-centering Function : The chuck has a self-centering function, which eliminates the need for repeated calibration during clamping and can meet the needs of precision machining.

Portable Wrenches : The two different-sized wrenches with plastic T-shaped handles can be applied to different-sized screws on the chuck.

Scale Division Marks : They are under the chuck and divided into 24 equal parts, which can help divide the workpiece into required equal parts.

Useful Screw : It can cooperate with the chuck during operation to prevent the workpiece from dropping.

Sturdy and Durable : The product is made of high-quality steel, using polishing technology, with high strength, wear resistance, excellent precision, and long service life.

9 Pieces : The set includes 9 pieces of boring bars of different sizes for different diameter ranges, which are capable of boring ranges from 0.39-4.92 in, meeting your versatile needs.

Wide Compatibility : The product is designed with interchangeable interfaces, which can adapt to a variety of standard taper shank systems such as R8, BT40, NT, MT, etc., making it easy to work with different machine tool spindle interfaces.

Vertical Use : Six-sided finished sanding can be used vertically when cutting lines.

Features : The 40 x 15 cm permanent magnetic liner has the advantages of high rigidity, stable precision and small thermal variables.

Premium Material : It is made of higher raw materials than the industry standard to ensure durability.

Built to last : 45 premium steel with high hardness, combined with a quenching process, gives this item excellent durability, good wear resistance, corrosion resistance and deformation resistance, making it suitable for your heavy duty work.

High precision : With more teeth to improve the flexibility of the collet and avoid deflection during the working process, it has a high precision of up to 0.0006”.

Excellent stability : The collets are alternately slotted from both ends, which provides them with excellent grip of the milling cutter shank and offers excellent performance in many machining applications, including boring, milling, reaming, threading and grinding.