Balance Spring

Spherometer Laboratory • Brass dial head 40 mm diameter, mounted on stainless steel screw. • Head divided into 100 divisions, reading to 0.01 mm and registering on vertical scale 10-0-10. • Frame with three legs of stainless steel. • Distance between two legs is 40 mm approximately. • Pitch 1mm.

Vernier Calipers Digital • Hardened Stainless Steel construction, bright LCD display. • Easy push button Metric English conversion. • Operates on one 1.5V silver oxide battery (included). • Automatic shut off. • 0-150mm x 0.01 mm / 6 inches x 0.0005 In. • Comes complete with foam lined sturdy case, and instructions.

Horizontal reading, length one meter and width 25 mm. Double scale, one edge divided in inches and tenths and other in centimeters and millimeters also available graduated in vertical readings.

Vernier Calipers Precision • Steel cadmium plated, improved pattern, double scale metric scale graduated to 150 mm. • Inches scale graduated to 6 inches provided with thumb movement for fine adjustment. • Individually packed in velvet lined box.