Screw Gauge Micrometer Demonstration

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.

Plastic, tubular Newton spring balances. Each range is colour coded for convenience and is graduated in both grams and Newtons. The spring mechanism is clearly visible and zero adjustment is incorporated.

Capacity	Sub-division
250gm	2.5N
500gm	5N
1 Kg	10N
2 Kg	20N
3 Kg	30N
5 Kg	50N

Single Pan Balance with chrome plated Cast aluminium frame. A direct reading, single pan balance with its scale in the form of a quadrant. The arc scale is graduated in dual ranges of 0-250 x 1 g and 0-1000 x 5 g which can be set using the weight arm provided. Cast aluminium frame with all steel parts chrome plated. Leveling screw for zero adjustment.

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.