M42 Premium Gold Cobalt Metric Drill Bit Set – 25-Piece Jobber Set, USA-Made
The Super Sonic™ T-200 Metric Cobalt Drill Bit Set is built for serious cutting applications in the most demanding environments. This 25-piece set includes sizes from 1.0mm to 13.0mm in 0.5mm increments, each manufactured in the USA from premium M42 cobalt steel.
Designed to cut hard metals with precision and hold up under high heat, these bits meet NAS 907J aerospace standards and are finished with a gold surface for smooth cutting and extended tool life. The 135° split point starts fast and holds center without the need for a pilot hole.
This is a professional-grade metric drill set made for machinists, fabricators, and industrial users who require consistent performance in stainless, Inconel, titanium, tool steel, and other alloyed materials.
Sizes: 1.0mm to 13.0mm (0.5mm steps) – 25 pieces
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Material: M42 Premium Gold Cobalt – Exceptional strength and heat resistance
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135° Split Point: Fast starts, precise cuts, and minimal drift
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Masters Tough Metals: Cuts through hard surfaces effortlessly.
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Durable Design: Cobalt build withstands heat and wear.
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Professional Standards: Meets NAS 907J for consistent quality.
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USA-Made: Precision-crafted in America for pros who demand the best.
Which Set Is Right for You?
If you’re running a job site or crew where bits take a beating from handheld drills, impact drivers, or constant use in varied materials, our Predator™ M35 Metric Cobalt Set is a trusted choice. It’s tough, dependable, and ideal for fast-paced fieldwork where bits need to perform without slowing down the job.
For precision drilling in hardened metals, production environments, or CNC setups where accuracy and heat resistance are critical, step up to the Super Sonic T-200 M42 Set. Built in the USA to aerospace-grade specs, it’s designed for applications where consistency, longevity, and extreme durability are non-negotiable.
Need both? Many shops run Predator sets on the floor and reserve Super Sonic for demanding material or production-specific work.
Call us with questions! 800-350-8665
