Yamawa Spiral Tap for Aluminum (for Insert Coil Screws) AL-SP STI 1B M12X1.75 AL-SP-M12X1.75 1 piece

Catalog number: AL-SP-M12X1.75 Features: ● For machining female threads to insert insert coils for the purpose of reinforcing the female thread and increasing durability in parts made of relatively soft materials such as aluminum. Applications: ● For blind hole machining. ● Workpiece material: Brass, brass castings, bronze, rolled aluminum, aluminum alloy castings, magnesium alloy castings, zinc alloy castings. Specifications: ● Precision: 1b ● Nominal size: M12 ● Pitch (mm): 1.75 ● Thread length (mm): 26 ● Total length (mm): 95 ● Shank diameter (mm): 12.5 ● Shank square section (mm): 10.0 ● Pilot hole diameter (mm): 12.6 ● Thread length (mm): 26 ● Number of grooves: 3 ● Shank length (mm): 48 ● Length of shank square section (mm): 13 ● Reference dimension of outer diameter (mm): 14.273 Material/Finish: ● High-speed tool steel (HSS)