<p>Material: 45# steel.</p> <p>Weight: Approx. 52 grams.</p> <p>Size: Approx. 74 x 38 mm / 2.9 x 1.5 inches.</p> <p>External length: Approx. 13 mm.</p> <p>Middle length: Approx. 7.4 mm.</p> <p>Package Contents: 1 x 4-in-1 Socket Wrench.</p> <p>45 Steel: This socket wrench is made of high-quality steel with high hardness, durability, wear resistance, and long service life.</p> <p>Small and compact: The four-point wrench fits most drills and power tools. Small and exquisite, easy to store and carry, offering you great convenience.</p> <p>EASY TO USE: The 4-in-1 lightweight socket wrench is easy to use. Small size, light weight, easy to use and easy to carry.</p> <p>PROFESSIONAL QUALITY: A collet wrench with 4 wrench sizes for tightening and loosening the collet. Provides excellent performance at a competitive price. (Four sizes are: 5.2-7.2mm/6-9.5mm/6-9.3mm/6-7.4mm)</p> <p>4 in 1: This 4-way universal collet is the perfect replacement for lost or damaged collet wrenches. Lightweight design, compact size, portable and practical.</p> <p>Combine all the advantages:</p> <p>1. Made of high-quality steel, durable.</p> <p>2. A tool with 4 key sizes for tightening and loosening the chuck.</p> <p>3. This 4-way universal collet is a perfect replacement for lost or damaged collet keys.</p> <p>4. Simple and convenient to use.</p> <p>5. Suitable for most electric drills and power tools.</p>