Usage Tips:MATERIAL: Made from materials, our air hammer quick chuck ensures durability and long-lasting usage. Experience excellent performance and reliability with a product built to last EASY AND CONVENIENT REPLACEMENT: Say goodbye to complicated processes! Our air nailer chuck is designed for easy and convenient replacement. Enjoy hassle- operations and effortless functionality COMPACT YET POWERFUL: Despite its small body, our retaining chuck delivers stable performance and outstanding results. Experience convenience without compromising on power and efficiency AND : Experience the finest quality with our and air hammer chuck. VERSATILE AIR HAMMER RETAINING CHUNKS: There is a 150, 190 and 250 general air hammer retaining chunk. Enjoy versatility and options for various applications,Air Hammer Retaining Chuck, Portable Retainer Chuck for Air Hammers, Replacement Air Hammer Retaining Quick Release Chuck Condition: Weight: Approx. 290g / 10.2oz Size: Approx. 68 x 40mm / 2.7 x 1.6inch Colour:Black Material:Metal Package Contents: 1 x Replacement Air Hammer Chuck Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.