Premium M42 Cobalt for Hardened Materials, AIRCRAFT EXTENSION BITS. 6″ OVERALL LENGTH
FRACTIONAL | 6 inch Length | M42 Cobalt | Aircraft Extension
Super High-Grade Premium Cobalt Steel, Aircraft Extension. Ideal for drilling holes in hard materials like stainless steels and in hard to reach places. Premium Cobalt. Cobalt bits are able to cut through the most hardened metals, including bronze, cast iron, stainless steel and titanium. They are also able to cut through weld seams. The cutting edge on our cobalt bits last for longer than a HSS bit.
Have questions? Call us: 800-350-8665
Tip: Cobalt likes slow! Let the drill do the work! Use cutting fluid!
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| Aircraft Extention Drill Bits – COBALT 6″ Length | Product Sku: |
| 1/16″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEA1166-CO |
| 3/32″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEC3326-CO |
| 1/8″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEE186-CO |
| 5/32″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEG532-CO |
| 11/64″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEH1164-CO |
| 3/16″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEI3166-CO |
| 7/32″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEJ7326-CO |
| 1/4″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEL146-CO |
| 5/16″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEM516-CO |
| 3/8″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AEO386-CO |
| 7/16″ x 6″ Cobalt Aircraft Extension Drill Bit | DR-AER7166-CO |
