【What You Will Get】1 x Drill Chuck + 1 x Chuck Key + 1 x SDS-Plus Shank+1 x 1/4 Inch Hex Shank +1 x 1/2 Inch Square Female Socket Adaptor . Mount thread: 1/2"-20 UNF, clamping range: 1/16" - 1/2" / 1.5 - 13mm. The Key Drill Chuck is made of high quality metal casting, can withstand a wide range of daily use, is a ideal drill conversion tool for daily life.

【Quickly Lock & Release】The Socket Drive Chuck Adapter adopt a classic keyed 3-jaw design, clamping stable and firm, not easy to slip. It can clamping a variety of step drill and twist drill, compatible with most models of corded and cordless drill, has a better concentricity and stablity when drilling, can be quickly and safely connected to power tools.

【Superior Workmanship】The Impact Drill Driver Bits equipped with chuck key, you can adjust the chuck to a reasonable tightness for higher precision. The key type drill block has polished surface, which is anti-corrosion and anti-oxidation, with stable performance and can be used for a long time. The drill chuck with universal keyed 3-jaw design can firmly fix various drill shanks.

【Widely Application】The 3 Jaw Chuck Set is widely used in impact drills, electric drives, heavy-duty electric hammer, electric wrenches and other industrial household tools. It can achieve rapid switching tasks, which is very convenient and easy to operate, suitable for cars, garages, warehouses, offices, homes, etc. Make your daily work more convenient.