#4 Solid Carbide Drill Bit BoltsandNuts.com engraving occurs before chrome plating

engraving occurs before chrome plating for added corrosion resistance • Materials and Finish – The oxygen sensor socket is made from 50BV30 chromium-vanadium steel and hardened to 41–49 HRC for strength and durability

this process has a lower environmental impact since it doesn't require the use and disposal of chromium

the 180-degree Hook is made entirely in Michigan with only USA-sourced materials

Part Number DWRRTPH2/0

#4 Solid Carbide Drill Bit BoltsandNuts.com engraving occurs before chrome platingProduct Description Solid Carbide drills are designed for drilling abrasive materials when drilling accuracy must be maintained and or when used in high temperature drilling applications. Solid Carbide drills are used on materials such as cast iron, non ferrous alloys, high silicon aluminum, copper, plastics, bronze, hard rubber, plexiglass, and other similar materials Brand Drill America Part Number DMOD4 Size #4 Material Carbide Finish Uncoated