Spiral Pointed Tap for Hard-to-Machine Materials EPHMS012N YAMAWA

【Features】
A tap suitable for high hardness materials of 30 to 45 HRC, such as forged products of high carbon steel and alloy steel, tempered materials, and mold materials.
Durability has been significantly improved by using a cutting edge shape suitable for difficult-to-cut materials and materials with excellent wear resistance.

【Use】
For through-hole machining.
Work material: High carbon steel, tempered steel (25-35HRC), tempered steel (35-45HRC).

【Specification】
Accuracy: P4
Accuracy notation: P class
Nominal size: M12
Pitch (mm): 1.25
Thread length (mm): 26
Overall length (mm): 82
Shank diameter (mm): 8.5
Shank square part (mm): 6.5
Pilot hole diameter (mm): 10.85
Number of biting threads: 4.5 threads
Processing thread: metric thread
Surface treatment: Non-coating
Number of grooves: 3

【Specification2】
Shank length: 42mm
Shank square length: 9mm

【Material/Finish】
High speed tool steel: Cobalt HSS (HSS-Co)

【Set contents/accessories】
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【caution】
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