STB-MASTERTOOL
✓Price
$14.58
flintronic 3Pcs Spiral Grooved Step Drill Bit Set with 1 Automatic Center Punch, 4mm to 12/20/32 mm (5/32" to 5/4") HSS Titanium Coated, Hex Shank Metric Cut Tool for Wood, Stainless Steel,Metal Sheet
★★★★★
$14.58
Quantity
1
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About this item
- 📦【Package List】 1 × (4-12 mm), 1 × (4-20 mm), 1 × (4-32 mm) step drill, 1 automatic center punch. The step drills have three sizes to meet your different needs. And the package contained a nylon bag.
- 📣【Two-Flute Spiral Groove Design】Faster, more stable and smoother cutting. It can automatically chamfer the hole to clean the drill bit.
- 🔧【Hex Shank】1/4"(6.35mm) hex shank work with most drill or drills with 1/4" chuck , fits into power tools chuck securely and eliminates slip.
- 🔧【HSS & Titanium Coated】Made of super strong HSS steel and coated with Titanium, Titanium coating ensures easy cutting steel, Aluminum sheet, Brass, Copper, plastic, wood etc.
- ✔【Application】Suitable for sheet metal, sink, car repair, etc. Widely used to cut holes in a variety of material like plate, aluminum, insulation board, PVC board, the thickness of wood within 5mm.
Product details
Customer reviews
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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