Drill America
✓Price
$36.99
TOP-VIGOR 4-40UNC Straight Flute Thread, Screw Machine Tap with 2B Tolerance, High Speed Steel 3 Flutes Screw Thread Milling Tap 2pcs
★★★★★
$36.99
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About this item
- Tap Size - Thread Size: 4-40 UNC; Class: 2B; Shank Side Width: 2.4mm / 0.1 inch; Thread Length: 17mm / 0.67"; Total Length: 52mm / 2"
- HSS Material- This screw tap is made from high-speed steel with high hardness and toughness, which is durable and wear-resistant, with a long service life. Just the base substrate without any additional coatings.
- Straight Flute Design - This machine tap has 3 flutes, providing fast and efficient chip removal, reducing the risk of chip accumulation and breakage. Suitable for processing through holes or shallow blind holes.
- Precise Threads - These screw taps are designed to create precise 4-40UNC threads with 2B tolerance, ensuring a perfect fit for your application.
- Wide Use - 2B Class High Speed Steel Screw Threading Tap, perfect for drilling and tapping aluminum, die steel, stainless steel, copper and other materials. Used in drilling machines, tapping machines, automatic machines, machining centers, CNC, milling machines, not recommended for hand and electric drill tapping. Recommended feed speed: ordinary steel: 6-15m/min; harder steel material: 5-10m/min; stainless steel: 2-7m/min; cast iron: 8-10m/min.
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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