Pipe taps are used to cut internal threads in parts or fittings that will be mated with threaded pipe or fittings to make a pressure tight joint. Pipe threads require higher cutting forces than regular machine thread tapping because the threads require 100% thread depth. All threads on tapered pipe taps are cutting. Fahren H11/H9/H8 LED Headlight Bulbs. $69.99 On Amazon . Best Budget-to-Power Ratio for Headlights or Fog Lights. Fahren H11/H9/H8 LED Headlight Bulbs. $69.99 On Amazon . Why We Picked It Conclusion. In a nutshell, 9006 bulbs and H11 bulbs both serve different purposes. 9006’s are designed for use as high beams while H11’s are low beam only. 9006 bulbs offer better visibility in darker conditions, with the tradeoff of temporarily blinding other drivers in your path. H11 bulbs are more efficient but 9006 bulbs are longer lasting. Though the width and height of the batteries are the same, the length is different for both of the batter. While the H7 battery is 278 mm in length, the H8 is 315 mm in length. That means the H8 is 37 mm lengthier than the H7. Also, the H8 will have a greater RC and CCA rating than the H7. H7 vs H11 – Comparison Connector plug shape. The first and most prominent difference between H11 and H7 headlight bulbs is the shape of their connector plugs. H11 bulbs have an enclosed connector plug that holds the wires in place. A few months back I posted a brief showcase of the new Osram LEDriving HL H11 Gen2 headlight bulbs (67211cw). These were the new updated version of their LED headlight bulb range which was designed to be more compact and have better fitment compatibility. While that is great and all, what is more important is how they perform in headlamps. La diferencia entre las bombillas para faros H11 y 9005 radica en su aplicación y en el tipo de luz que emiten. La 9005 es una luz de carretera, mientras que la H11 es una luz de cruce. Las dos no son intercambiables. Ambas bombillas se utilizan en los faros delanteros, aunque cumplen funciones diferentes. Best Headlights LED or Halogen? test performed with a light meter to measure Lux and we check each headlight for the longest distance beam. with a side by si 2lbv.