Features: brand new and high quality brand new and high quality High Quality Material: Made of high quality plastic and rubber, stable, firm and durable. Drilling hands-free dust collector + adapter + 2M vacuum tube, connected to various vacuum cleaners, multi-stage transfer interface, strong adsorption force, suitable for all kinds of wall adsorption, dust-proof dust-removing dust-connecting tools, to ensure that the operator has no Dust drilling holes. Large opening model to connect the gray bowl adapter to interface diameter: 39/35/32/26mm. Small opening type to connect the gray bowl adapter to the interface diameter: 44/39/34/29mm. Dimensions: Large opening model to connect to gray bowl: 202x102x55mm Adapter upper mouth: 40mm Bottom mouth: 25mm, Small opening model to connect to gray bowl: 202x71x30mm Adapter upper mouth: 45mm Lower mouth: 28mm. Specifications: Material: Plastic+Rubber Color: Black Style: Large Opening Ash Bowl, Large Opening Ash Bowl + 2m Suction Tube, Small Opening Ash Bowl, Small Opening Ash Bowl + 2m Suction Tube Product Dimension: approx. 202x102x55mm/7.95x4.02x2.17inches 202x71x30mm/7.95x2.80x1.18inches Net Weight: 79g/0.17lbs 694g/0.17lbs 94g/0.21lbs 738g/1.63lbs Package Includes: 1Set Ash Bowl Vacuum Cleaner note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.