Core Drill Bit, 4" Wet/Dry Diamond Core Drill Bits for Brick and Block, Concrete Core Drill Bit with Pilot Bit Adapter and Saw Blade, 9.5" Drilling Depth, 5/8"-11 Inner Thread, Laser Welding
Not satisfied? Return it within 14 days for a full product refund. Return shipping applies for change-of-mind returns. View policy
This core drill bit lets you tackle tough drilling jobs in concrete, brick and stone with a single tool that works both wet and dry, so you can choose the method that suits your project conditions. The included pilot bit and saw blade mean you get everything needed for precise alignment and cutting work without buying extra attachments.
- 4" diamond core drill bit with universal 5/8"-11 thread fitting for standard drilling equipment
- Works in both wet and dry conditions for dust control and speed flexibility
- Cuts through concrete, brick, stone and tough masonry materials
- Includes pilot bit adapter for precise drilling alignment
- Comes with 3.15" diamond saw blade for cutting tasks
- Carbon steel construction with diamond-grit head for durability and wear resistance
- Laser-welded design prevents tooth loss and weld separation
📦 Shipping & Delivery
Free Shipping on orders $500+. For orders under $500, a flat postage fee applies based on order weight (from $4.95).
Orders are dispatched within 1–3 business days of payment confirmation. You will receive a tracking email once dispatched.
Standard delivery: 3–7 business days (metro). Regional/WA/NT may take slightly longer.
🔁 Returns & Refunds
We offer 14-day returns on all items.
To be eligible, items must be returned in original, unused condition with all original packaging.
To start a return: email hello@myhappygift.com.au with your order number.
Refunds are processed within 5–10 business days of receiving the returned item.
🛡️ Warranty
All products include a 12-month manufacturer's warranty.
Covers manufacturing defects and faults under normal use conditions.
Does not cover accidental damage, misuse, or normal wear and tear.
To make a warranty claim, email hello@myhappygift.com.au with your order number and photos of the fault.
❓ FAQs
How long does delivery take?
Orders dispatch in 1–3 business days. Standard delivery 3–7 business days.
Do you ship to all Australian states?
Yes, we ship Australia wide including WA, NT, and all regional areas.
How do I track my order?
A tracking link is emailed once your order is dispatched.
How do I contact support?
Email hello@myhappygift.com.au or call (03) 9961 6069.
Mon–Sat, 9:00 AM – 10:00 PM AEST. We respond within 24 hours.
Are your products covered by warranty?
Yes, every product includes a 12-month manufacturer's warranty.
Curated for Quality
Every product hand-selected to meet our quality standards before it reaches your home
Fast Australian Dispatch
Orders dispatched within 1–3 business days from our Australian warehouses
Responsive Local Support
Australian-based team available Mon–Sat, 9am–10pm AEST. Reply within 24 hours
Backed by Warranty
Every product includes a 12-month manufacturer's warranty — shop with confidence
