Ordinary drill wrenches are laborious and time-consuming to drill. Then our 2-in-1 ratchet wrench can help you solve this problem! The double skull shape is suitable for most handles, and the ratchet function allows you to work faster. Main Features[Material]Made of high-quality steel, wear-resistant and has a long service life. The handle is non-slip and comfortable to hold. [Feature]Used to tighten or loosen the chuck. Ideal for most electric drills and power tools. The ratchet function makes the drill bit changing more efficient. [Size]Two sizes help you work perfectly. Small head diameter: 12.7mm, large head diameter: 17.5mm. [Dual-Purpose Design]With positive and negative ratchet switch, it can rotate forward and backward, and quickly loosen and tighten the drill chuck, which is simple and convenient. SpecificationsMaterial: Steel Package Weight: 121g Length: 150mm in total length Diameter two ends: small end 12.7mm, big end 17.5mm. Package Included: 1*2 in 1 Drill Chuck Ratchet Wrench