• It is an attachment to Universal Testing Machine and Tensile Testing Machines, used to find out the proof stress at
the required elongation percentage.
• It measures the elongation of a test piece on load for the set gauge length.
• Least count of measurement 0.01 mm and maximum elongation measured upto 3 mm.
• Adjustable gauge length from 30 mm to 120 mm
• Round specimen from 1 mm to 20 mm dia and flat specimen from 1 mm to 20 mm thickness can be