Instruction for throw line ruler
Hold point into center of bull(brass retainer should be touching the board)
Correct diagonal distance is at the end of the chainlink
(check cleanliness and visited condition of chain periodically to insure beads that are not stuck together-which can cause the measurement to be erroneous.
Instruction for steel tip toeline checker
1. stick point center of bull(brass retainer should be touching the board)
2. correct height of 5′8〝is at the connector end closed to the bull
3. correct triangulated distance at the end of the chainlink.
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Tungsten Dart Billets
Tungsten dart billets are the rods used for making dart barrels.Today's standard material for barrel is tungsten heavy alloy, and barrel forms the main part of a dart (mainly used in sports).
Tungsten Dart Barrel
The most crucial comprises of dart is the barrel. This is the part of the dart you grip when you throw and it also gives the dart its weight. The shape of the barrel will vary depending on where the weight is concentrated.
Tungsten Dart
Tungsten is a very dense material, so darts with a considerable bulk can be made quite slim. The invention of tungsten darts had a big impact on the sport. With the new darts it was possible to achieve much better grouping than before, and the averages in pro games have improved dramatically.
Dart Flight
Dart flight is the fins or wings found at the back of a dart, which stabilize the dart during flight and are made of various materials. It is not generate lift, airplane wings generate lift by means of their curved shape, whereas dart flight is flat. They only resist motion away from the centerline of the dart.
