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Norseman Premium 44170 240 UB Degree Review

3

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Excellent

Revainrating 5 out of 5  
Rating 
5.0
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Description of Norseman Premium 44170 240 UB Degree

29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point. 1/16 - 1/2 by 64ths - Ultra Dex. Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance. Special Hi-Molybdenum tool steel/ Gold Oxide. NAS 907B Heavy Duty Jobber.

Reviews

Global ratings 3
  • 5
    3
  • 4
    0
  • 3
    0
  • 2
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  • 1
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Type of review

Revainrating 5 out of 5

low vibration, good general purpose bits (also see P/N B01MCUYTCX)

5 year update: I've already replaced a few worn bits but I still love the body Well. I printed a paper label and taped it over the size markings that were difficult to read, but other than that it was great. I'm ordering another one for my other belongings, but this time I'm getting an orange body: you *can* get 3 flat shanks with this item, but you GET the jobber length (long) and flat shank with item B01MCUYTCX. I'm not sure if all sellers have flat shanks, but eBolt has them (except for the…

Pros
  • Special high molybdenum tool steel/gold oxide
Cons
  • Slightly dented

Revainrating 5 out of 5

Like a hot knife through butter

Good drills in the past. I remember those days. But then the world went crazy with cheap imports. I've been using beats from the big box store for a few years and I hate them. Bad geometry, they don't burn, don't break, cut and I can't make a lot of holes out of them. My bank was littered with incomplete sentences due to a glitch. And I got tired of breaking my wrists when they tied me with a piece of steel and kicked me like a mule. Two years ago I had a job where I had to drill a hundred and…

Pros
  • NAS 907B Heavy Duty Jobber
Cons
  • Unfashionable

Revainrating 5 out of 5

High-quality all-purpose twist drills for metalworking

There seems to be a mix of reviews so this review is for the Jobber 44170 Length Twist Drill Bit Set. In short, these are excellent twist drills for general metalworking applications. To elaborate, Norseman says it's a NAS 907B. This is an aerospace industry standard and specifies that twist drills should have a 135 degree split point, be made of M2 or M7 HSS and have a slightly thicker web. slightly better than the more common 118 degree twist drills. It's a small difference, but it can really

Pros
  • 29 pcs. Ultra Dex Premium High Speed Steel Heavy Duty Set NAS 907B 135 Degree Split Point
Cons
  • Unreliable