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Cobalt, HSS, & Carbide Reamers

*Photos may not be the exact representation of products.

RedLine Tools selection of cobalt, High-Speed Steel (HSS), and carbide reamers are proudly made in the USA. This wide selection is designed to provide you with the perfect tool for a wide variety of applications. RedLine reamers are capable of working in a wide range of materials for steel, stainless steel, high temp alloy or non-ferrous materials.

Our comprehensive product offering includes straight reamers, right hand spiral flute, expansion style, and tapered reamers as well as capscrew counterbores, all designed to give you the precision you need. To accurately adjust the size of existing holes with ease, view the reamers available below, or conduct a filtered search using the parameters listed on the left side of the page. 

**To view our Reamers catalog section, CLICK HERE.**

Reamers 
Viewing Page 1 of 31 (369 results)
4mm (0.1575) Cobalt Straight Flute Reamer

RR60487

.1575 Cobalt Reamer, Straight Shank - Straight Flute, 1.0000 Flute, 4.0000 OAL, 6 Flt, .1510 Shank Dia
RedLine Tools Made in the USA

ON ORDER
USUALLY SHIPS 2-3 DAYS
14 Available from Factory
UOM : EA
$15.66
3/8 (0.3750) Cobalt Right Hand Spiral Reamer

RR61053

.3750 Cobalt Reamer, Straight Shank - Right Hand Spiral, 1.7500 Flute, 7.0000 OAL, 6 Flt, .3105 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
25 Available from Factory
UOM : EA
$28.99
.3760 O/U Cobalt Right Hand Spiral Reamer Reamer

RR61054

.3760 Cobalt Reamer, Straight Shank - Right Hand Spiral, 1.7500 Flute, 7.0000 OAL, 6 Flt, .3105 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
8 Available from Factory
UOM : EA
$30.55
1/2 (0.5000)Cobalt Straight Flute Reamer

RR60582

.5000 Cobalt Reamer, Straight Shank - Straight Flute, 2.0000 Flute, 8.0000 OAL, 6 Flt, .4360 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
19 Available from Factory
UOM : EA
$42.38
#51 (0.0670) Cobalt Right Hand Spiral Reamer

RR60839

.0670 Cobalt Reamer, Straight Shank - Right Hand Spiral, .7500 Flute, 3.0000 OAL, 4 Flt, .0660 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
13 Available from Factory
UOM : EA
$14.84
29/32 (0.9062)Cobalt Straight Flute Reamer

RR60596

.9062 Cobalt Reamer, Straight Shank - Straight Flute, 2.6250 Flute, 10.0000 OAL, 8 Flt, .7490 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
8 Available from Factory
UOM : EA
$101.35
1/2 (0.5000) Cobalt Right Hand Spiral Reamer

RR61076

.5000 Cobalt Reamer, Straight Shank - Right Hand Spiral, 2.0000 Flute, 8.0000 OAL, 6 Flt, .4355 Shank Dia
RedLine Tools Made in the USA

USUALLY SHIPS
2-3 DAYS
11 Available from Factory
UOM : EA
$44.13
.2490 O/U Cobalt Straight Flute Reamer

RR60524

.2490 Cobalt Reamer, Straight Shank - Straight Flute, 1.5000 Flute, 6.0000 OAL, 6 Flt, .2410 Shank Dia
RedLine Tools Made in the USA

IN STOCK
22 Available from Factory
UOM : EA
$18.79
.2510 O/U Cobalt Straight Flute Reamer

RR60526

.2510 Cobalt Reamer, Straight Shank - Straight Flute, 1.5000 Flute, 6.0000 OAL, 6 Flt, .2410 Shank Dia
RedLine Tools Made in the USA

IN STOCK
11 Available from Factory
UOM : EA
$18.80
.3760 O/U Cobalt Straight Flute Reamer

RR60560

.3760 Cobalt Reamer, Straight Shank - Straight Flute, 1.7500 Flute, 7.0000 OAL, 6 Flt, .3110 Shank Dia
RedLine Tools Made in the USA

IN STOCK
26 Available from Factory
UOM : EA
$29.46
1/4 (0.2500) Cobalt Straight Flute Reamer

RR60525

.2500 Cobalt Reamer, Straight Shank - Straight Flute, 1.5000 Flute, 6.0000 OAL, 6 Flt, .2410 Shank Dia
RedLine Tools Made in the USA

IN STOCK
52 Available from Factory
UOM : EA
$17.75
.5010 O/U Cobalt Straight Flute Reamer

RR60583

.5010 Cobalt Reamer, Straight Shank - Straight Flute, 2.0000 Flute, 8.0000 OAL, 6 Flt, .4360 Shank Dia
RedLine Tools Made in the USA

IN STOCK
17 Available from Factory
UOM : EA
$43.38
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