Total sample collected at one time is 300 cm approximately.
An air hole of approximately 3 mm dia is drilled on the tube near handle.
The tube has the sharp angular edge which conveniently pierces cement bags.
This is a brass tube approximately 53 cm long and 2.8 cm I.D. with a wooden handle
Cement Sampler Operation Manual, Lab Instructor Guide and Student Workbook. Cement Sampler for Educational Vocational, Didactic Technical Training Equipment Labs.