The Cen-Tec Systems 60638 is a general purpose commercial dusting tool designed to fit to all industry standard 1 oe? commercial vacuum hose end. The tapered end is easy to install and the is designed to stay in place during use. The 45 degree angled neck is ideal for aligning the dust tool to the surface while leaving room for the user to easily hold and manipulate the tool. Compatible with all major brands of commercial backpack vacuums equipped with 1 oe? hose including Pro-Team, Tennant, Sandia, Mosquito, Nilfisk, Karcher, Perfect, Hawke, Mercury, and Sanitaire. The 60638 is also compatible with all major commercial canister vacuums utilizing 1.50? hose including the same brands as identified with backpack vacuums. The 60638 1 oe? commercial dusting brush has a generous natural fill ideal for cleaning office furnishing without the risk of damage to any finish. A natural fill is also preferred in cleaning uneven surfaces as it shapes to match the surface. The 4? long neck sets at a 45 degree making it ideal for vacuuming when fitted into a standard 1.50? hose end. Durable PP construction with an internal brush guard to prevent the fill from collapsing and restricting airflow. The Dusting tool end is designed to be compatible with and securely fit traditional ABS commercial compression couplings as found on many commercial extension wands. The fill is replaceable in applications where wear is excessive making it great for clean up on construction sites or capturing fine debris like wall board dust.