- 【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 3X Heat,Wear and Chip Resistance and 3X Tool Life.
- 【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws.
- 【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 Times Faster. Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
- 【Sharp Drill Bit Edge】- This Kind of Drill Bits Beast Can Even Cut Hardened Metal into Long Iron Bars, While a Dull Drill Bit Can Just Slowly Wear Through Metal.
- 【13 Pieces Jobber Length Industrial Drill Bits Includes】:1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4 [DIA 1/64 Inch Increments]
From the brand
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About STROTON
STROTON has a long history and was first established in 1990 by Carl’s father-in-law(Mr. Stroton),Carl knew Mr. Stroton’s integrity and honesty, decided to name the company STROTON.
What makes our products unique？
We have our own cobalt ore mine, which can produce cobalt alloy products with the best performance.
Why choose STROTON products？
We produce a lot of hardware products and supply products for many world-class brands. Here, you can buy products that are comparable to world famous brands.
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Premium Cobalt Drill Bits
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