Bestwork 7/8″ – 1-3/8″ Four Spiral Flute Step Drill Bit, Unibit Step Bits, 3/8″ Hex Shank For Metal Aluminum, Wood, Plastic (19 Size)
| Deal Price: | $11.99 (Reg. $23.98) |
| Discount: | 50% OFF |
| Instructions: | Use Code: TTLHYKUP Copy code and click button below to apply at checkout. |
| Verification: | ✓ Confirmed Active on June 12, 2026 |
📋 About This Item
• Handle Drilling Tasks with Ease: Engineered with four razor-sharp cutting blades, our step drill bit set delivers swift, vibration-free drilling performance. The advanced geometry slices through steel, aluminum, copper and other rigid materials with surgical precision – like a hot knife through butter
• Upgraded M35 Bits:Made from M35 cobalt high-speed steel (HSS), With its high hardness (HRC 64–66), excellent red hardness, and enhanced wear resistance for tough jobs. Our M35 cobalt steel drill bits last up to 8 times longer and drill 3 times faster than standard bits
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