OKODOKO 10Pcs Heavy-Duty Masonry Eccentric Twist Drill Bit Set - 6, 8, 10 & 12mm - 1/4 inch Hex

This 10-piece masonry drill bit set from OKODOKO is designed for durability and precision, featuri...

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B&QB&Q - 10Pcs Heavy-Duty Masonry Eccentric Twist 6810 & 12mm Drill Bit Set 1/4" Hex For Concrete Walls Tiles Glass Hard Cement Granite
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The RangeOkodoko 10Pcs Heavy-Duty Masonry Eccentric Twist Drill Bit Set 6/8/10/12Mm 1/4" Hex - Silver
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Product Information

Full details

The OKODOKO 10Pcs Heavy-Duty Masonry Eccentric Twist Drill Bit Set is designed for DIY enthusiasts and trade professionals who require precise, reliable performance when drilling into dense materials like granite, concrete, and tile. Its primary benefit is the combination of an eccentric twist profile and an angled head, which effectively eliminates bit slippage for cleaner, more accurate hole placement. While this set offers excellent versatility with its varied bit sizes, users should note that it is specialized for masonry work and may not provide the same efficiency when used on soft wood or light metals.

All features

Model Part Number1502919
BrandOKODOKO

Extended Product Information

FAQs

Can these bits be used in a hammer drill?

Yes, they are robust enough for hammer drilling, but for fragile materials like tile or glass, use the rotary-only setting.

Are these bits effective on wood?

While they can drill through wood, they are optimized for masonry; they may leave a rougher finish than dedicated wood-boring bits.

How do I know which bit size to use?

Check your anchor or fastener packaging for the required hole diameter and match it to the 6mm, 8mm, 10mm, or 12mm bits included.

Do I need a special chuck for the 1/4-inch hex shank?

No, these are standard size and will fit most modern cordless impact drivers and standard drill chucks.

What should I do if the bit tip becomes dull?

These are hardened steel bits; for best results and safety, replace the bit once the cutting edge is no longer sharp.

Troubleshooting

The bit is slipping or spinning in the chuck.

Ensure the 1/4-inch hex shank is fully seated and the chuck is tightened securely.

Bit is getting extremely hot and not penetrating.

Reduce your drilling speed and apply consistent, moderate pressure. Use a spray bottle with water or a cooling lubricant if working on dense tile.

The bit 'walks' or skids across the material surface.

Use a center punch to create a small dimple before starting, or apply a piece of masking tape to the surface to provide initial grip.

Pros and Cons

Pros

  • Secure hex shank prevents slippage in chucks
  • Specialized head design minimizes surface walking
  • High-durability steel resists heat and wear
  • Burr-free results on hard materials like glass and granite
  • Ideal size distribution for common masonry anchor tasks

Cons

  • Not suitable for heavy-duty steel or soft lumber
  • Limited to a 10-piece set
  • Requires proper drilling speed management to avoid overheating the tip

Setup, Compatibility & Care

The OKODOKO 10-piece set is designed for a quick setup in any 1/4-inch hex compatible chuck. To ensure a long lifespan for your bits, always clear dust from the hole frequently during deep drilling to prevent the bit from binding or overheating. After use, wipe the bits with a dry cloth to remove masonry dust; for long-term storage, a light coat of machine oil will prevent oxidation. Store the bits in their designated case to prevent the hardened tips from clashing against other metal tools, which can chip the specialized edges.

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