Pointed Four-Flute Cutting Head
The gallery highlights a centered point and multiple cutting edges designed to start the hole and work through material with controlled contact.
4-Piece Carbide Serrated Drill Bit Set for Clean Multi-Size Holes
4-Piece Carbide Serrated Drill Bit Set for Clean Multi-Size Holes
Regular price
$19.90
Regular price
$19.90
Sale price
$39.80
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per
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4-Piece Carbide Serrated Drill Bit Set for Clean Multi-Size Holes
Regular price
$19.90
Regular price
$19.90
Sale price
$39.80
Unit price
per
These bits cut through tile and block smoothly and leave clean, even holes without chipping the edges. Having four sizes in one set covers most of the jobs I run into. They still feel sharp after several projects.
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30 Days Return
30 Days Return
To be eligible for a return, please ensure that:
Items are unused, unwashed, undamaged, and in their original packaging with original labels attached.
The customer is responsible for return shipping costs unless the return is due to our error.
Items that do not meet these conditions will not be accepted for return.
Customers may request a return within 60 days of receiving the item, without providing a reason.
To initiate a return, please contact us at info@elarohome.com. Once we receive and inspect the returned item, the refund will be issued to the original payment method.
Shipping fees will be charged at most once per order (including returns).
No restocking fees will be charged for returned items.
Shipping Costs
Shipping Costs
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Order Processing Time
Orders are usually processed within 24 business hours after payment confirmation.
- Orders placed on weekends or public holidays will be processed within 1–3 business days.
- Processing time may vary slightly during peak seasons, holidays, or periods of high order volume.
- Some large, customized, or special-handling items may require additional preparation time.
Once your order has been shipped, you will receive a shipping confirmation email with tracking information.
Delivery Time
Total Delivery Time = Processing Time + Shipping Time
Delivery times may vary depending on your location, shipping method, product availability, and carrier conditions.
| Shipping Destinations | Shipping Method | Shipping Charge | Free Standard Shipping |
| US | Standard | $5.99 | Orders over$49 |
| CA/AU | Standard | $5.99 | Orders over$49 |
| DE/FR/IT/ES/NL/NZ/UK | Standard | $5.99 | Orders over$49 |
Please note that delivery times are estimates and may be affected by:
- Customs clearance procedures
- Weather conditions
- Carrier delays
- Public holidays
- High-volume shopping periods (such as Black Friday, Cyber Monday, Christmas, New Year, and other holidays)
We appreciate your patience during these periods and will always do our best to ensure your order arrives as quickly as possible.
Order Tracking
Once your order has shipped, you will receive a confirmation email containing your tracking number.
You could track your package through our Track Your Order page or by using the tracking information provided in your shipping confirmation email.
Please allow a short period for tracking information to update after shipment.
Customs Duties & Taxes
Customers do not need to pay additional customs duties for standard deliveries in most cases.
However, customs regulations vary by country. In rare situations, additional customs fees, taxes, or import charges may be applied by local authorities.
If additional charges occur due to local customs policies, customers may be responsible for these fees.
Address Accuracy & Delivery Issues
Please ensure that your shipping information is complete and accurate before placing your order.
This includes:
- Full name
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- Phone number
- Email address
If an order cannot be delivered due to incorrect or incomplete information provided by the customer, additional shipping costs or reshipping fees may apply.
Please contact our customer service team as soon as possible if you notice an incorrect shipping address after placing your order. We will do our best to assist before shipment.
Lost, Damaged, or Delayed Packages
We carefully inspect and package every order before shipment. However, unexpected issues may occasionally occur during transportation.
If your package arrives damaged, is lost, or experiences an unusual delivery delay, please contact us and our team will assist you with the next steps.
Please provide your order number and any relevant photos or information so we can resolve the issue as quickly as possible.
Contact Us
If you have any questions regarding shipping or delivery, please contact our customer support team:
Email: info@elarohome.com
Four Useful Sizes for Cleaner, More Controlled Holes
Keep a coordinated set of serrated drill bits ready for compatible wood, masonry, tile, metal, and workshop projects where the correct tool, speed, and technique matter.
✨ Why You’ll Love It
Built for Varied Project Materials
The set is presented for compatible wood, marble, metal, concrete, and wall-tile tasks. Always confirm the bit and tool settings suit the exact surface.
Flutes Help Manage Cutting Debris
Offset flutes and serrated edges create channels for debris to move away from the cutting area during careful drilling.
Wide Grooves Support Chip Ejection
The open spiral profile is designed to clear chips as the bit advances, helping you pause, inspect, and keep the work area controlled.
🏡 Where It Fits into Real Life
Use the set for suitable DIY repairs, installation work, and workshop tasks. The gallery presents a broad material range, but wet drilling, specialist cooling, or a dedicated bit may still be required for fragile or hard surfaces.
📝 How to Use
1. Wear eye protection, secure the workpiece, and select the correct bit size.
2. Confirm your drill, speed, cooling method, and material are compatible.
3. Start slowly with the bit perpendicular to the surface; do not force or bend it sideways.
4. Pause to clear debris and manage heat, especially during deeper holes.
5. Let the bit cool before cleaning, then dry and store it away from moisture.
🔎 A Closer Look
Designed for Repeat Workshop Use
The gallery emphasizes resistance to cracking and moisture exposure. Actual service life depends on material, speed, pressure, cooling, and care.
Four Diameters, One Coordinated Set
The close-up shows the shared pointed, serrated profile across the four included diameters.
📋 Product Specifications
| Product Type | Four-piece serrated drill-bit set |
|---|---|
| Included Sizes | 6 mm, 8 mm, 10 mm, and 12 mm |
| Material | Listed as carbide in current product information |
| Finish | Gold tone |
| Shank | Hex-style shank shown in the gallery |
| Important Note | Confirm drill, speed, cooling, and surface compatibility before use |
📦 Package Includes
• 1 × 6 mm serrated drill bit
• 1 × 8 mm serrated drill bit
• 1 × 10 mm serrated drill bit
• 1 × 12 mm serrated drill bit
• Drill, protective equipment, workpiece, and other photo props are not included.
❓ Frequently Asked Questions
What sizes are included?
The set includes four bits: 6 mm, 8 mm, 10 mm, and 12 mm.
Can these drill every material shown?
Compatibility depends on the exact surface, drill, speed, pressure, and cooling method. Confirm all settings before starting, especially on tile, glass, stone, or metal.
Should I use water while drilling?
Some hard or fragile materials may require wet drilling or another cooling method. Follow the material and tool manufacturer’s guidance.
How do I reduce clogging and overheating?
Use an appropriate speed, avoid excessive pressure, pause to clear chips, and manage heat during deeper holes.
What safety equipment should I use?
Use suitable eye protection, secure the workpiece, keep hands clear, and follow normal workshop safety procedures.
30-Day Satisfaction Promise
Shop With Confidence
Not completely satisfied with your order? Contact us within 30 days and we’ll guide you through a straightforward return process, subject to our return policy.
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