Feature 1Moderate Size: Electric hammer dust cover has moderate size, the diameter is 160mm, and the diameter of the inner ring is 13.4cm. 2Transparent and Elastic: Can be close to the wall when in use, effectively preventing dust from spreading around, suitable for home improvement. 3Easy to Assemble: Drill dust collector, the bearing is embedded, easy to disassemble and assemble. Prevents you from dust and ensures your health. 4Scope of Applications: This electric hammer dust cover is widely suitable for woodworking hole saw, glass hole saw, alloy hole saw, bimetal hole saw. 5Plastic Material: Made of premium plastic material, which is durable and sturdy. Exquisite workmanship, beautiful appearance design, providing you great using experience.Item Type: Electric Hammer Dust CoverMaterial: PlasticGross Weight: 121g / 4.3ozProduct Inner Diameter: 13.4cm / 5.3inDiameter: 160mm / 6.3inScope of Application: Electric Hammer .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Dust Cover