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Utoolmart Step Drill Bit, 4mm-12mm, 4mm-20mm, 4mm-32mm High Speed Steel Drill Cone Bits, Coated Straight Flutes Hex Shank Drill Bit, for Sheet Aluminium Metal Wood Hole Drilling, 1 Set
4.2 (62 items)
Limited Time SaleUntil the end
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$12.17 cheaper than the new price!!
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New $20.29
Product details
| Management number | 218146335 | Release Date | 2026/05/03 | List Price | $8.12 | Model Number | 218146335 | ||
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- 【Step Drill Bit Set】- This step drill bit set has 3 different sizes which is 4mm-12mm(4mm, 6mm, 8mm, 10mm and 12mm), 4mm-20mm(4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm and 20mm) and 4mm-32mm(4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm and 32mm). So you can drill up holes with different diameters, saving your time and efforts to change bits.
- 【High Quality Materials】- High-speed steel makes it last longer than others, titanium coating ensure easily cut through iron sheets, aluminum sheets, copper & plastic & wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean.
- 【Advantage】- Multiple size multiple hole stepped up bits, have many steps which contain multiple diameters, convenient to drill different hole size by using a step drill rather than many drills, which greatly saves you a lot of trouble.
- 【Meet Your Demands】- With the step drill bits we offered, Great for steel sheets / aluminum sheets / copper / plastic / wood board and many other types of sheet metal with ease countersunk. Suitable for home DIY, general building and engineering use.
- 【Warm Tips】- This step drill is suitable for pistol drill and bench drill. Injecting water for cooling while working can effectively prolong the service life of the drill bit. The recommended drilling speed is 250--400 rpm.
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