Hand Taps for Helical Coil Wire Screw Thread Inserts TW4.0I3LEBA YAMAWA

【Features】
For parts made of relatively soft materials such as aluminum, we process a female thread for inserting an insert coil in order to strengthen the female thread and increase durability.
There are two types of chamfers: 1.5P blind hole and 5P through hole.

【Use】
Work material: For aluminum rolled materials, aluminum alloy castings, zinc alloy castings.

【Specification】
Tip: Top
Accuracy: 1b+30
Accuracy notation: 1b
Nominal size: M4
Pitch (mm): 0.7
Thread length (mm): 13
Overall length (mm): 60
Shank diameter (mm): 5.5
Shank square part (mm): 4.5
Prepared hole diameter (mm): 4.27
Surface treatment: Non-coating

【Specification2】
Processing thread: metric thread

【Material/Finish】
High speed tool steel (HSS)

【Set contents/accessories】
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【caution】
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