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HTC EXTRA LONG END MILLS

HTC · SOLID CARBIDE

Extra Long
End Mills

Extended-length carbide end mills for deep pockets and hard-to-access features. Find the diameter, coating and cutting length that fit your job.

Find your end mill

HTC Extra Long End Mills

Tool material: Solid carbide
Primary use: Extended reach
Brand: HTC

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 25MM X 25MM X 75MM X 150MM — HTC Mfg.

25mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$415.89 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 23.5MM X 25MM X 75MM X 150MM — HTC Mfg.

23.5mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$449.91 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 24.5MM X 25MM X 75MM X 150MM — HTC Mfg.

24.5mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$442.17 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 21.5MM X 22MM X 75MM X 150MM — HTC Mfg.

21.5mm OD x 22mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$363.86 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 24MM X 25MM X 75MM X 150MM — HTC Mfg.

24mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$443.60 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 22.5MM X 25MM X 75MM X 150MM — HTC Mfg.

22.5mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$450.91 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 19MM X 20MM X 75MM X 150MM — HTC Mfg.

19mm OD x 20mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$320.04 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 23MM X 25MM X 75MM X 150MM — HTC Mfg.

23mm OD x 25mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$450.30 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 19.5MM X 20MM X 75MM X 150MM — HTC Mfg.

19.5mm OD x 20mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$318.79 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 20.5MM X 22MM X 75MM X 150MM — HTC Mfg.

20.5mm OD x 22mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$366.51 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 20MM X 20MM X 75MM X 150MM — HTC Mfg.

20mm OD x 20mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$331.67 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 22MM X 22MM X 75MM X 150MM — HTC Mfg.

22mm OD x 22mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$363.02 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 21MM X 22MM X 75MM X 150MM — HTC Mfg.

21mm OD x 22mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$365.02 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 17.5MM X 18MM X 75MM X 150MM — HTC Mfg.

17.5mm OD x 18mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$134.70 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 17MM X 18MM X 75MM X 150MM — HTC Mfg.

17mm OD x 18mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$135.54 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 18.5MM X 20MM X 75MM X 150MM — HTC Mfg.

18.5mm OD x 20mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$321.15 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 14MM X 14MM X 50MM X 125MM — HTC Mfg.

14mm OD x 14mm Shank OD x 50mm LOC x 125mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$79.35 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 18MM X 18MM X 75MM X 150MM — HTC Mfg.

18mm OD x 18mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$131.57 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 16MM X 16MM X 75MM X 150MM — HTC Mfg.

16mm OD x 16mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$102.44 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 14MM X 14MM X 75MM X 150MM — HTC Mfg.

14mm OD x 14mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$88.24 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 15.5MM X 16MM X 75MM X 150MM — HTC Mfg.

15.5mm OD x 16mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$107.24 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 16.5MM X 18MM X 75MM X 150MM — HTC Mfg.

16.5mm OD x 18mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$135.73 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 13MM X 14MM X 50MM X 125MM — HTC Mfg.

13mm OD x 14mm Shank OD x 50mm LOC x 125mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$86.83 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 14.5MM X 16MM X 75MM X150MM — HTC Mfg.

14.5mm OD x 16mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$109.13 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 13.5MM X 14MM X 50MM X 125MM — HTC Mfg.

13.5mm OD x 14mm Shank OD x 50mm LOC x 125mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$83.79 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 15MM X 16MM X 75MM X 150MM — HTC Mfg.

15mm OD x 16mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$108.31 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 12MM X 12MM X 50MM X 100MM — HTC Mfg.

12mm OD x 12mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$51.08 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 12.5MM X 14MM X 50MM X 125MM — HTC Mfg.

12.5mm OD x 14mm Shank OD x 50mm LOC x 125mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$88.75 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 9.5MM X 10MM X 38MM X 100MM — HTC Mfg.

9.5mm OD x 10mm Shank OD x 38mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$37.35 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 11MM X 12MM X 50MM X 100MM — HTC Mfg.

11mm OD x 12mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$65.00 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 10MM X 10MM X 38MM X 100MM — HTC Mfg.

10mm OD x 10mm Shank OD x 38mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$37.23 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 11.5MM X 12MM X 50MM X 100MM — HTC Mfg.

11.5mm OD x 12mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$61.90 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 12MM X 12MM X 75MM X 150MM — HTC Mfg.

12mm OD x 12mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$72.34 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 9MM X 10MM X 38MM X 100MM — HTC Mfg.

9mm OD x 10mm Shank OD x 38mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$42.04 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 10.5MM X 12MM X 50MM X 100MM — HTC Mfg.

10.5mm OD x 12mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$69.00 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 8.5MM X 10MM X 30MM X 100MM — HTC Mfg.

8.5mm OD x 10mm Shank OD x 30mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$43.00 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 6MM X 6MM X 50MM X 100MM — HTC Mfg.

6mm OD x 6mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$22.42 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 8MM X 8MM X 30MM X 100MM — HTC Mfg.

8mm OD x 8mm Shank OD x 30mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$21.44 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 8MM X 8MM X 50MM X 150MM — HTC Mfg.

8mm OD x 8mm Shank OD x 50mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$27.72 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 10MM X 10MM X 75MM X 150MM — HTC Mfg.

10mm OD x 10mm Shank OD x 75mm LOC x 150mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$53.06 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 7.5MM X 8MM X 30MM X 100MM — HTC Mfg.

7.5mm OD x 8mm Shank OD x 30mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$27.77 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 7MM X 8MM X 30MM X 100MM — HTC Mfg.

7mm OD x 8mm Shank OD x 30mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$28.21 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 6.5MM X 8MM X 30MM X 100MM — HTC Mfg.

6.5mm OD x 8mm Shank OD x 30mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$28.51 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 4MM X 4MM X 25MM X 100MM — HTC Mfg.

4mm OD x 4mm Shank OD x 25mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$17.17 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 5.5MM X 6MM X 30MM X 75MM — HTC Mfg.

5.5mm OD x 6mm Shank OD x 30mm LOC x 75mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$19.26 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 6MM X 6MM X 25MM X 75MM — HTC Mfg.

6mm OD x 6mm Shank OD x 25mm LOC x 75mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$18.25 each

Metric End Mills-Long & Extra long Length-Single End Square-SKY COAT-4 Flute - 4MM X 4MM X 50MM X 100MM — HTC Mfg.

4mm OD x 4mm Shank OD x 50mm LOC x 100mm OAL 4-Flute SE Solid Carbide Metric End Mill Square End Long & Extra-Long Length Sky Coat

$19.76 each

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Free TechTips resources for end mill users — machinist tested.

Speeds & Feeds CalculatorsThe right RPM and feed rate for your end mill, material and setup.Open calculator → Chip Load (FPT) CalculatorFeed per tooth keeps carbide cutting instead of rubbing — with chip thinning compensation.Open calculator → MRR CalculatorHow hard your end mill is really working, and where your cycle time goes.Open calculator →

More help: Milling TechTips · Troubleshooting · Carbide vs. HSS Guide