Brunton Compass Model BTC - 1 designed for mine and geological survey, serving all purposes of Prismatic compass and clinometer , having advantage of measuring horizontal angle on steps and sloping grounds made of virgin non magnetic metal with precisely graduated dial with induction damped needle, 0 – 360 degree, in leather case.

Technical Data:
Damping time of needle : < 14 seconds
Dial Scale : 1°
Size : 80 X 70 X 35 ( mm )
Weight : 250 Grams

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