Skip to content
FREE SHIPPING ON ORDERS OVER $200
FREE SHIPPING ON ORDERS OVER $200

High-Performance 3/8" End Mills for Precision Machining

Shop high-quality 3/8" end mills at Star Tool Inc, designed for precision and durability. Available in multiple flute counts and coatings for versatile machining. Free shipping on orders over $200.

Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ .060 R & Futura Nano Coating EM-3843625060-TiAlN
$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ .060 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
3 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - .060 Coating - Futura Nano

$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ B/N EM-3833625BN
$25.35 - $25.35
$25.35
$25.35 - $25.35
$25.35

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ B/N | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - 0.625" Radius - Ball Nose Coating - Uncoated

$25.35 - $25.35
$25.35
$25.35 - $25.35
$25.35
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ .120 R EM-3833625120
$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ .120 R | Carbide End Mill

Star Tool Inc
9 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - 0.625" Radius - .120 Coating - Uncoated

$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ .030 R EM-3833625030
$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ .030 R | Carbide End Mill

Star Tool Inc
6 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - 0.625" Radius - .030 Coating - Uncoated

$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating EM-3843625SQ-TiAlN
$35.60 - $35.60
$35.60
$35.60 - $35.60
$35.60

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ Square Corner & Futura Nano Coating | Carbide End Mill

Star Tool Inc
7 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - Square Corner Coating - Futura Nano

$35.60 - $35.60
$35.60
$35.60 - $35.60
$35.60
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ B/N & Futura Nano Coating EM-3843625BN-TiAlN
$38.35 - $38.35
$38.35
$38.35 - $38.35
$38.35

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ B/N & Futura Nano Coating | Carbide End Mill

Star Tool Inc
5 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - Ball Nose Coating - Futura Nano

$38.35 - $38.35
$38.35
$38.35 - $38.35
$38.35
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ .120 R & Futura Nano Coating EM-3843625120-TiAlN
$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ .120 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
9 in stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - .120 Coating - Futura Nano

$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55
Star Tool Inc End Mill 3/8" x 4 Fl Performer Plus Carbide End Mill, 3" OAL x 5/8" LOC w/ .030 R & Futura Nano Coating EM-3843625030-TiAlN
Sold out
$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55

3/8" x 4 Fl x 3" OAL x 5/8" LOC w/ .030 R & Futura Nano Coating | Carbide End Mill

Star Tool Inc
Out of stock

Diameter - 3/8" Flutes - 4 Overall Length - 3.00" Length of Cut - 0.625" Radius - .030 Coating - Futura Nano

$36.55 - $36.55
$36.55
$36.55 - $36.55
$36.55
Sold out
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ Square Corner EM-3833625SQ
$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ Square Corner | Carbide End Mill

Star Tool Inc
3 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - .0625" Radius - Square Corner Coating - Uncoated

$22.30 - $22.30
$22.30
$22.30 - $22.30
$22.30
Star Tool Inc End Mill 3/8" x 3 Fl Performer Carbide End Mill, 3" OAL x 5/8" LOC w/ .060 R EM-3833625060
$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85

3/8" x 3 Fl x 3" OAL x 5/8" LOC w/ .060 R | Carbide End Mill

Star Tool Inc
10 in stock

Diameter - 3/8" Flutes - 3 Overall Length - 3.00" Length of Cut - 0.625" Radius - .060 Coating - Uncoated

$23.85 - $23.85
$23.85
$23.85 - $23.85
$23.85

Want to Checkout using a Purchase Order? Sign up for a business account and get approved for net terms today!

YOUR CUTTING EDGE SINCE 1966

YOUR CUTTING EDGE SINCE 1966

Proudly Manufactured in Wichita, KS