مميزات خاصة

Combination Drill and Tap Bit Set Hex Shank Spiral Flute Tapping
Each one is a combination of a twist drill bit and a tap.Three in one operation provides hole drilling, tapping, deburring and countersinking for a quick and complete job on copper, brass, aluminum, sheet metal and plastic
The point is the same as a twist drill bit, which is self-centering.So you don't have to buy a centering drill bit or a center punch.
Now you can drill and tap at the same time in one operation. Just drill until the drill section fully enters the material, then the tapping will start to occur.Drill taps are made of HSS 4341, which can ensure sharp, fast execution and retain strength and efficiency. which greatly improves the cutting performance of the drill, is more wear-resistant and prolongs the service life.
Suitable for soft metal tapping, such as aluminum plate, thickness of less than 3--4mm.

وصف

SAE Size:SAE Size:6-32NC (3.5mm),8-32NC(4.2mm),10-32NC(5mm),10-24NC (5mm),12-24NC(5.7mm),1/4-20NC(6.35mm)
Shank Dia:6.35mm 1/4 Hex Shank

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6 قطعة 1/4 "عرافة عرقوب SAE Hss مزيج الحفر الحنفية بت مجموعة لقمة ثقب للتنصت على ثقب معدني مجموعة لقمة مثقاب

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