Yamawa spiral tap for aluminum material (for insert coil screw) AL-SP STI 1B M12X1.75

[Features]
● For parts made of relatively soft materials such as aluminum, internal threads for inserting insert coils are machined for the purpose of reinforcing internal threads and increasing durability.

[Use]
●For machining blind holes.
●Work material: For brass, brass castings, bronze, rolled aluminum materials, aluminum alloy castings, magnesium alloy castings, and zinc alloy castings.

【specification】
- Pilot hole diameter (mm): 12.6
- Accuracy: 1b
- Nominal size: M12
- Pitch (mm): 1.75
-Screw length (mm): 26
- Total length (mm): 95
- Shank diameter (mm): 12.5
- Shank square part (mm): 10.0
-Screw length (mm): 26

[Specification 2]
- Number of grooves: 3
-Shank length: 48mm
●Length of square part of shank: 13mm
-Outer diameter reference dimension: 14.273mm

[Material/Finish]
Kosoku tool steel (HSS)

[Set contents/accessories]
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【Note】
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