6 inch compass how big tianchi good to use

The compass generally consists of the ground and the sky disk. The compass has a positive needle, sewing needle, the middle needle; there are gold plate, silver plate; there is an inner plate, the outer plate; there are heaven, earth, and human plate. Some feng shui masters use positive needles to measure the sky, some use positive needles to frame the dragon; some use sewing needles to measure the ground, and some use sewing needles to set the sitting direction.

The compass has many kinds of sizes, such as 6 inches, 8 inches, 12 inches, etc., of which the 6-inch compass with a diameter of 3.5cm in Tianchi is more common.