Many of our storefront systems are impact tested and utilize either our MegaThermÂ®, or ThermaBond PlusÂ® thermal barrier technology to improve performance and enhance occupant comfort. All YKK AP products are manufactured, finished, and inspected for quality in our environmentally certified, state-of-the-art facility in Dublin, GA.
A milliradian, often called a mil or mrad, is an SI derived unit for angular measurement which is defined as a thousandth of a radian (0.001 radian). Mils are used in adjustment of firearm sights by adjusting the angle of the sight compared to the barrel (up, down, left or right).
Mil. The mil is a unit of measure typically used in manufacturing and engineering for describing distance tolerances with high precision or for specifying the thickness of materials. One mil is equal to one thousandth of an inch, or 10 -3 inches. The mil is also referred to as thou. The closest unit to the mil in the metric system is the micrometer: One mil is equal to 25.4 m. One millimeter, in the metric system, is equivalent to 1/1000 (one thousandth) of a meter. 1 mm = 10-3 m.