Rather than drilling out the metal with a solid drill, Drillco cutters remove only the periphery of the hole, ejecting a slug at the end of the cut.Broach cutting using Drillco cutters means you can produce large diameter holes efficiently and quickly with less energy, faster penetration and less thrust..
Sunlite 30342-su f28t5/850 28w fluorescent t5 bulb, mini bi-pin, super white the fluorescent 28 watt 5,000k super white t5 high performance straight tube features a mini bi-pin base, provides a light output of 2,500 lumens at a color rendering index (cri) of 82 and can last an average of 20,000 hours. Tri-phosphors also increase the lumens/watt output of the lamp.