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JINGJIANG TRUST TRADING CO., LTD.
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Products: Winch , Ancor Chain , Life Boat , Ship Models , Ladder.
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Marine TS-630 stainless steel metal three arm protractor
OverviewQuick DetailsPlace of Origin:Jiangsu, China (Mainland)Brand Name:TRUSTModel Number:TS-630Diameter of the graduated circle:126.8mmArm
$5 /Set
Product Details
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Product Description
1.Marine three-arm protractor cooperates with sextant to measure the marine position
2.Threepoint-two-angle method to measure the marine position on the chart
Three-arm protractor consists of cupreous graduated circle(180 degrees on the left and right), 3 surveyor's poles(fixed pole in the center and movable pole on the left and right), micro drum wheel and indicators, needle in the center and worm gear screw rod, etc.
Benefits
1. Reasonable price and fine workmanship
2. Made of stainless steel
3. High accurancy
4. Weight: 1.3kg
PARAMETERS
Model | TS-630 |
Diameter of the graduated circle | 126.8mm |
Arm length | 340mm |
Length of connecting arm | 290mm |
Total length of the pointing arm | 630mm |
Minimal reading number | 1min |
Other | differential drum type |
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