Helicoil 338pc Thread Repair Kit SAE Metric M5-M12 1/4"-1/2" Drill
Not satisfied? Return it within 14 days for a full product refund. Return shipping applies for change-of-mind returns. View policy
Restore stripped or damaged threads quickly and efficiently across metric and SAE sizes, saving you time and money on replacements. With 338 comprehensive pieces including drills, taps, inserts and tools, you'll have everything needed for automotive repairs, machinery maintenance and general DIY projects all in one kit.
- 338-piece kit with twist drills, taps, 304 stainless steel thread inserts, installation tools and hex key
- Covers metric sizes M5, M6, M8, M10, M12 and SAE sizes 1/4", 5/16", 3/8", 7/16", 1/2"
- Premium steel drill bits and taps heat-treated to HRC 55-62 for durability
- Works on aluminium, iron, carbon steel, bronze, magnesium and similar materials
- Insert tool with rubber-coated grip for comfortable handling
- Compact storage case for organisation and portability
📦 Shipping & Delivery
Free Standard Shipping on all orders across Australia.
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.
Express delivery options are available at checkout.
🔁 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
