This Demolition Hammer Dust Shroud for Chiseling is OSHA Table 1 Compliant when paired with DEWALT SDS MAX Combination Hammers or 1-1/8 in. Hex Demolition Hammers and select vacuums and extractors. It is optimized for chisels with lengths between 10 in. and 18 in.Features 3 different dust boots allow the user to match the boot length to the chisel. Fits DEWALT universal hose connector which allows for a quick connection to vacuums and extractor hoses. Can be used with bull point, cold chisels, scaling chisels, and bushing tools. Optimized for chisels with lengths between 10 in. and 18 in. Includes(1) Dust Extractor Base | (3) Dust Boot Nozzles | (3) Tool Adapters | (1) Kit Bag Chuck Type: SDS-Max Length: 20.5 in Width: 10 in Height: 5 in Weight: 4.6 lbs Compatible Tool Type: DEWALT SDS MAX Combination Hammers, 1-1/8 in. Hex Demolition Hammers Chisel Length Range: 10 in - 18 in Dust Boots: 3 lengths Compliance: OSHA Table 1 Compliant Battery Included: No Product Type: Drill Attachment Warranty: 3 Years Country of Origin: Czechia