

What Is a 1/4 inch 4 Cutter Hex Shank Glass and Tile Carbide Tipped Masonry Drill Bit?
The 1/4 inch 4 Cutter Hex Shank Glass and Tile Carbide Tipped Masonry Drill Bit is an advanced drilling tool designed specifically for tackling tough, brittle materials like ceramic tiles, glass, and masonry. With its innovative 4-cutter design and carbide-tipped head, it delivers precision drilling without the risk of surface damage or cracks—making it a must-have for professionals and DIY enthusiasts alike.
Key Features:
4 Cutter Design:
Unlike traditional single-point bits, the four cutting edges offer better stability and more controlled drilling, reducing the chances of slipping or cracking fragile materials.
Carbide-Tipped Head:
The carbide tip is ideal for long-lasting durability and sharpness, even when drilling through hard surfaces like tile and stone. It allows for faster, cleaner drilling with minimal wear on the bit.
Hex Shank:
The 1/4 inch hex shank ensures a secure grip in your power tools, preventing slippage during use. It allows for quick tool changes and provides excellent stability while drilling.
Perfect for Glass and Tile:
Specifically designed for glass and tile drilling, the bit ensures precise holes without damaging the surface. Whether you're installing fixtures, anchors, or simply need to drill through tough materials, this bit is your go-to choice for accuracy.
| Part No. | Size(mm) |
| AH05-001 | 4x76 |
| AH05-002 | 5x76 |
| AH05-003 | 6x76 |
| AH05-004 | 6.5x76 |
| AH05-005 | 8x76 |
| AH05-006 | 10x80 |
| AH05-007 | 10x120 |
| AH05-008 | 12x80 |
| AH05-009 | 12x120 |
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Will this drill bit crack or chip my tile during drilling?
The 4-cutter carbide tip helps distribute drilling force more evenly, reducing stress concentration on the surface and minimizing the risk of tile cracking or edge chipping.
How can I prevent the bit from slipping on smooth glass surfaces?
The multi-edge cutting design provides better initial contact and control, helping the bit start drilling more accurately on smooth glass and glazed tile surfaces.
Can I drill through porcelain tiles without burning out the bit?
Yes. The carbide-tipped cutting head is designed to handle hard materials such as porcelain tiles, providing improved wear resistance and longer drilling performance.
How many holes can one drill bit typically make before replacement?
The actual number depends on material hardness, drilling technique, and cooling conditions. The carbide tip is engineered for extended service life compared to standard masonry bits.
Why do some tile drill bits become dull after only a few holes?
Low-quality tips often wear quickly when used on hard surfaces. The carbide construction of this bit helps maintain cutting sharpness for longer drilling cycles.
Is this bit suitable for installing bathroom accessories and wall anchors?
Yes. It is ideal for drilling clean, accurate holes for towel racks, shower doors, mirrors, shelving brackets, and wall anchor installations.
Will the hex shank fit my cordless drill?
The 1/4-inch hex shank is compatible with most quick-change chucks, impact drivers, and cordless drills, allowing secure bit retention during operation.
Does the bit create clean holes without rough edges?
The four cutting edges help produce smoother and more accurate holes, reducing breakout and improving the finished appearance of the drilled surface.
Can this drill bit be used on multiple materials with one tool?
Yes. It is suitable for drilling glass, ceramic tile, porcelain, brick, masonry, and certain stone materials, reducing the need to switch between different drill bits.
What makes the 4-cutter design better than traditional spear-point tile bits?
The 4-cutter configuration improves drilling stability, enhances cutting balance, reduces walking on the surface, and helps create cleaner holes with less effort.