Internal Single Tooth Carbide Thread Mill 8 TPI ACME

Internal Single Tooth Carbide Thread Mill 8 TPI ACME
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Our Price:  £96.00(Exc. 20% VAT)(£115.20 Inc. VAT)

Model:  ST121200N8ACME
Brand:  APT Carbide End Mills

Shipped Weight:  160 g

Availability:  

Only 11 left in stock - order soon  

Only 11 left in stock - order soon

APT Carbide End Mills

Carbide End Mills APT Brand


ST121200N8ACME Internal Single Tooth Carbide Thread Mill 8 TPI ACME

Full Profile Short General Use Internal 29° ACME Solid Carbide Thread Milling Cutters.

These thread mills are suitable for machining other internal ACME threads with the same pitch using the same cutter.

Made from high quality wear resistant micrograin carbide with special TiAlN-X coating.

For general use on a wide range of materials including plain carbon, alloy and die steel, stainless, titanium alloys and cast iron. Can also be used for aluminium and copper alloys.

Details and Dimensions for ST121200N8AMCE (mm)
Threads Pitch Head Diameter Reach
5/8x8 8 12 35
Shank Diameter Length Flutes
12 75 4
Recommended Speeds and Feeds - Or use software or online calculator for general thread milling and match the tool type.
In the case of persistent tool breakage increase the number of passes.
Entry feed can be ignored for alumium non-ferrous metals and plastics.
Mild to Alloy Steel <HB180 Mild to Alloy Steel HB180-280 Mild Steel, Alloy Steel HB280-350 Stainless
SS400, SC10C Etc. S45C, SCM440 Etc. SNCM439 Etc. SUS304, SUS316
G6.3 12K Balanced Tools RPM = 4200-4800 G6.3 12K Balanced Tools RPM = 4200-4800 G6.3 12K Balanced Tools RPM = 3800-4200 G6.3 12K Balanced Tools RPM = 2500-3000
G2.5 20K Balanced Tools RPM = 8500 G2.5 20K Balanced Tools RPM = 8500 G2.5 20K Balanced Tools RPM = 8500 G2.5 20K Balanced Tools RPM = 8500
Tool Entry Feed = 36-45mm/min Tool Entry Feed = 36-45mm/min Tool Entry Feed = 27mm/min Tool Entry Feed = 24-36mm/min
Cutting Feed = 120-150mm/min Cutting Feed = 120-150mm/min Cutting Feed = 90mm/min Cutting Feed = 80-120mm/min
Cut in 6-9 passes Cut in 6-9 passes Cut in 6-9 passes Cut in 6-9 passes
Application Choice Good Application Choice Good Application Choice Good OK or use Titanium Series
Grey Cast Iron Ductile Iron Aluminium Alloy Si<5%
FC300 FCD450 Plastic, Bronze, Cooper Alloys
G6.3 12K Balanced Tools RPM = 4200-4800 G6.3 12K Balanced Tools RPM = 4200-4800 G6.3 12K Balanced Tools RPM = 4200-4800
G2.5 20K Balanced Tools RPM = 8500 G2.5 20K Balanced Tools RPM = 8500 G2.5 20K Balanced Tools RPM = 8500
Tool Entry Feed = 36-45mm/min Tool Entry Feed = 24-36mm/min Tool Entry Feed = 150-180mm/min
Cutting Feed = 120-150mm/min Cutting Feed = 80-120mm/min Tool Entry Feed = 150-180mm/min
Cut in 6-9 passes Cut in 6-9 passes Cut in 4-6 passes
Application Choice Good Application Choice Good OK or use DLC Coated

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