Manufactured from molybdenum steel, hardened, tempered and chemically blacked for corrosion protection. Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel.
eBay
US 1/4" NPT Quick Connector Coupler Kit Self-Locking Air Fittings Set Industrial Pneumatic Accessories for Air Compressor Hose
Aliexpress UK
I took a photo of my cleanest wheelnut, flipped the image then printed a few scaled up and down a bit to match your photos. Then cut my images out and see what fitted jigsaw-style. My pictures are all taken with the largest recess at the top so position your nut with the largest protrusion at the top.
eBay
Wire Lock Pin Heavy Duty Safety Coupler Shaft Locking Pins Hitch Pto Pin Round Loop Wire Lock Trailers Pin for Farm Lawn Garden
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
10/5/1Pcs Brooch Shape Cotter Safety Pins Steel Spring Pin Quick Lock Brooch Locking Fastener For Farm Lawn Garden Hitch Boat
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
Self Reset/Self-locking Rocker Switch 2/3/4/6/8/9/12Pin Copper Pin Toggle Switch High Current 32A 250VAC Power Button Switch
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
7mm length brass pin keepers Locking Pin Backs Savers holder Allen Wrench
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
Vertical Mailbox Letterbox Wall Mounted Mail Box Locking Front Door Gate Mail Box with two keys Install Screws
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
Short Shank Adjustable Spanner Mini 4/5/6/8 Inches Adjustable Torque Wrench Locking Plastic Pipe Fitting Installation Hand Tools
Aliexpress UK
Designed to remove the locking wheel nut when the unlocking key is missing or broken. Thin Side walls to reach between nut and wheel. 1/2 Drive wrench REQUIRED.
eBay
Wall Mount Mailbox Letter Box Newspaper Box Easy to Use Locking Mailbox Postbox for House Street Outside Office Building
Aliexpress UK