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Utoolmart Hand Reamer 12mm Alloy Tool Steel H8 6 Straight Flutes 9Crsi Hand Milling Cutter Tool 1pcs

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$4.99

$ 1 .99 $1.99

In Stock

1.Size:3mm


  • 【9Crsi Alloy Tool Steel Reamer】- Hard and durable, reaches H8 level of drilling accuracy, and reduces surface roughness of workpieces.Cutting Diameter: 12mm / 0.47",Tool Flute Length: 72mm / 2.83",Overall Length: 135mm / 5.31".
  • 【Uncoated Tool】- Features just the base substrate without any additional treatment or coatings, suitable for wide ranges of applications
  • 【Hand Reamer】- Reamer can be hand operated by use of wrenches and used for light cut, repair work, removing stock or simply for enlarging holes
  • 【Straight Flute Tool】- Allows chips to collect in the flutes when cutting, well suited for most applications in shallow cuts. Heat resistance, long service life
  • 【Application】- Designed for accurate reaming in aluminum, cast iron, copper, magnesium alloy, plastic, wood, etc.



Product Description

Utoolmart Chucking Reamer Lathe Machine Reamer Round Shank Milling Cutting Tool for Metal Non-Ferrous Metal Copper

Chucking Reamer

  • High-speed steel tool is good for general purpose applications, with combination of hardness and toughness for wear resistance
  • Features just the base substrate without any additional treatment or coatings, suitable for wide ranges of applications
  • Can be used with a wide variety of tool holding systems. Reamers are used for light cut, repair work, removing stock or simply for enlarging holes
  • Allows chips to collect in the flutes when cutting, well suited for most applications in shallow cuts

Chucking Reamer

Designed for accurate reaming in most materials, using all types of equipment including screw machines, turret lathes, drill presses and machining centers

Chucking Reamer

The Reamer is made of high-speed steel, high temperature, wear resistance, good toughness, etc.Used for semi-finish machining and finish machining of holes.

Chucking Reamer

Suitable for stainless steel, carbon steel, cast iron, die steel, alloy steel, tool steel, non-ferrous materials.Can be used on processing holes, mainly to improve machining precision of holes and reduce the roughness. Can be manually operated or installed on drilling machines to work.

Chucking Reamer
Feature

The Reamer is with one or more cutter teeth. Holes can be with exact size and shape after the reamers' processing. Finished product can be smooth, intact and more beautiful.

Technical Parameters

Precision: H7 Material: HSS(high-speed steel) Surface treatment: Uncoated

Package Content

Chucking Reamer

Chucking Reamer

Tips:

Reamers can be used to process holes in small cuts based on guiding function, such as: holes with diameter tolerance in ≤IT8; holes with requirements in surface roughness (≤Rz12 genrally); holes with requirements in roundness tolerance; holes with requirements in cylindricity; stepped holes (different diameter holes on the same axis); series holes (diameter holes on the same axis) with requirements in high coaxality.

Customer Reviews
Price
Material HSS HSS 9Crsi 9Crsi 9Crsi 9Crsi
Accuracy H7 H8 H8 H8 H8 H8
Thread specification 18mm 23-26mm 15mm 6mm 10mm 9mm

Typical Consumer
2025-08-26 14:43:25
Well made reamer for its price. It is sharp and measured exactly 15.00mm. I’ve only used it on one job, so I can’t speak to the longevity of the edge or the steel used. I imagine with the proper feeds, speeds, and cooling it should stay sharp and dimensionally accurate for a while.
kbuck
2025-08-20 16:20:58
Accurately made, I use it to resize holes in hardwood.
Mike N
2025-08-09 16:23:18
exactly what I needed!
Russell M.
2025-08-06 15:03:04
My 16 mm "chucking" reamer from China broke upon first contact with mild steel. This one works as either a hand reamer or (slowly and carefully) in a lathe, drill press, or mill. I find that hand reamers are more likely to last more than a single hole because they're more tapered than chucking reamers. If you need something for occasional use, this beats some other ones I've tried, and the price was good. Since the tapered part is long, it's not meant for cutting square to the bottom unless it's a through hole.
Steven Barr
2025-05-22 14:18:50
Advertised as a square chuck hand reamer. Recieved a circular chuck reamer. Cannot use in my application as it must be reamed by hand.UPDATE: I ended up getting one in 7mm and while it did have a square end to hand ream, it's out of spec. I was wondering why I was having issues getting this AK barrel pin to press in, even with a hydraulic press. After trashing 3 pins, I put these in a set of calipers, and it was obvious why I couldn't get it to press. This isn't a true 7mm reamer. I made absolutely certain that I didn't reverse the flutes at all, and even on the part that didn't get used, I was only able to get just under 7mm. This is absolutely unacceptable on such a precision tool. I wouldn't trust anything from this company at this point. Save your money and buy anything else. You're gonna have to anyway.
Juank
2025-05-08 12:27:11
Cumple con la descripción
Barry peterson
2025-04-02 16:05:09
Arrived as stated at order
Kunde
2025-02-26 10:51:34
We used it for to end fit , ream new brass bushings after pressing them in the leaf spring eyes to have all the play out. we also used it on the vertical / horizontal mill to ream ( slow speed and oil ) the shakel brackets and plades. this reamer is still as sharp as it was as we bought it. Drill undersize for 18mm bolt and ream for nice slip fit. Turn only a reamer right, never not even out ,turn a reamer left !
Customer
2025-01-31 13:17:57
Does great job at a reasonable price.Good reamer for metal projects in my hobby machine shop.I found it to be precise and sharp. I recommend it.
Bloggins
2024-12-22 18:00:31
Item was as advertised
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