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Fortress padlock with hardened steel shackle

Master Lock Brass Padlock 50mm Fortress FM8850DAU

SKU FM8850DAU
By: Master Lock
Save 8% Save 8%
$20.54
$20.54 - $20.54
$20.54
$18.96
$18.96 - $18.96
$18.96
Availability: 4 in stock ready to be shipped or picked up

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Delivery Options:

→ Pickup available at: 208 Princes Highway, Arncliffe.
→ Same day delivery within Sydney, Australia.
→ We ship nationwide.

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Product Description

Master Lock FM8850DAU Brass Padlock – 50mm Fortress, Heavy-Duty Security

The Master Lock FM8850DAU Fortress Brass Padlock offers strong, reliable protection for your valuables. With a large 50mm solid brass body and hardened steel shackle, this padlock provides superior resistance to cutting, rust, and corrosion. Ideal for securing gates, storage units, sheds, and toolboxes, it features dual locking levers and a 4-pin cylinder for added resistance against picking and prying. Trusted by homeowners and professionals alike, Master Lock delivers dependable security you can count on.

Key Benefits

  • Large 50mm brass body for enhanced strength and corrosion resistance
  • Hardened steel shackle resists cutting and sawing
  • Dual locking levers improve pry resistance
  • 4-pin cylinder provides better pick protection
  • Suitable for heavy-duty, general-purpose use

Technical Specifications

  • Model Number: FM8850DAU
  • Body Width: 50mm
  • Shackle Diameter: 7mm
  • Shackle Vertical Clearance: 25mm
  • Shackle Horizontal Clearance: 25mm
  • Body Material: Solid Brass
  • Shackle Material: Hardened Steel
  • Lock Type: Keyed
  • Included Components: 1 padlock, 2 keys

Usage or Application Tips

Perfect for securing outdoor sheds, garden gates, toolboxes, storage lockers, and utility enclosures where strength and durability matter most.

Why Choose This Lock?

The FM8850DAU is built for toughness. With its extra-wide body and cut-resistant shackle, it’s a reliable choice for securing your most valuable assets, both indoors and outdoors.

Delivery Information

Dispatch: Items marked as “In stock” or “Ready to be shipped” are usually dispatched within 1 business day after payment is received. If an item is not in stock and ordered from our supplier, please allow 3–5 business days for processing before it is ready for delivery or pickup. All standard delivery options still apply.

Shipping: Delivery costs are calculated at checkout based on your location and order size. Bulky items and chemicals may attract additional freight charges and cannot be sent to PO Boxes.

Delivery: Parcels are delivered by road freight. Authority to leave may be used if no one is available to receive the order. For full details, please see our Shipping & Delivery Policy

Business days to delivery

NSW
City 1 Day
VIC
Melbourne 1 Day
Regional 3–4 Days
QUEENSLAND
Brisbane 1–2 Days
Regional 3–4 Days
SOUTH AUSTRALIA
Adelaide 2–3 Days
Regional 4–5 Days
NORTHERN TERRITORY
All Areas 4–6 Days
WESTERN AUSTRALIA
All Areas 4–6 Days
TASMANIA
All Areas 4–6 Days
Frequently Asked Questions

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