pen-top mixer. A mixer filled through an opening at its top; for concrete, usually a pan or drum within which mixing blades revolve about the vertical axis; for mortar, usually a trough within which mixing paddles revolve about the horizontal axis. McGraw-Hill Dictionary of Architecture and Construction.
Mr. Mahesh Jangir
Shahpura Road, Near Railway Bridge, Ward No. 4, Neem Ka Thana, Sikar, Rajasthan - 332713, IndiaView Mobile No.