Essential plug key set to remove gearbox, rear axle, engine filler and sump plugs on many automotive applications. Also often used for diffs, gearbox plugs. 3/8" drive so will fit any 3/8 drive ratchet / bars.
eBay
4pcs/Set Alligator Clip + Banana Plug Test Accessories, Test Probe With 4mm Banana Plug Cable Clips Red + Black
Aliexpress UK
Suitable sump plugs on engine, gearbox and back axle. Spline tamper proof socket: 16mm. 21 set of drain plug key contents 1 x Set of Drain Plug Key. Hex key socket: 8, 9, 10, 12, 13, 14, 17mm. Torx socket: T45.
eBay
4pcs/Set Alligator Clip + Banana Plug, Test Probe With 4mm Banana Plug Cable Clips Red + Black Stonego Test Accessories
Aliexpress UK
Suitable for sump plugs on engine, gearbox and back axles on most modern cars. 1x VAG Torx T45. 6 x Hex Socket Bit 8mm, 9mm, 10mm, 12mm, 14mm, 17mm. 1x VAG Plastic Plug Bit. 8 x Square Socket Bit 5/16" 7mm, 8mm, 10mm, 11mm, 12mm, 13mm, 14mm.
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4Pcs/Set 55mm Alligator Clip Banana Plug Test Probes With 4mm Banana Plug Cable Clips For Multimeter Measure Tool Accessories
Aliexpress UK
Suitable for sump plugs on engine, gearbox and back axles on most modern cars. 6 x Hex Socket Bit 8mm, 9mm, 10mm, 12mm, 14mm, 17mm. 1x VAG Plastic Plug Bit. 8 x Square Socket Bit 5/16" 7mm, 8mm, 10mm, 11mm, 12mm, 13mm, 14mm.
eBay
Toilet Unclogger Tool Pipeline Drain Unblocking Kit One-Stop Plumbing Cleaning Solution Floor Drains Sewers Efficient Durable
Aliexpress UK
Suitable for drain plugs on engine, gearbox and back axle. Double ended steel keys with Hex and Square profiles. Key Length: 50mm approx. Square: 3/8" x 11mm, 8mm x 13mm.
eBay
Universal 1L/2L Aluminum Oil Catch Can Reservoir Tank Engine Coolant Radiator Overflow Oil Fuel Tank With Drain Plug Breather
Aliexpress UK
Suitable for sump plugs on engine, gearbox and back axle. Hex Key: 3/8". Hex Keys: 8, 9, 10, 12, 14 and 17mm. Square Key: 3/8". Square Keys: 8, 11 and 13mm. 1x Sliding T-bar 3/8" Drive.
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1PC Bathroom drain silicone waterproof plug, kitchen sink odor proof and leak proof silicone cover
Aliexpress UK
Drain Plug Key Set 6pcs Double Ended Oil Sump Axle Gearbox Drain Plug Tool Hot. Suitable for drain plugs on engine, gearbox and back axle. Key Length: 50mm approx. Double ended steel keys with Hex and Square profiles.
eBay
Random PVC Rubber Bath Tub Sink Floor Drain Plug Kitchen Laundry Water Stopper Tool Adsorb
Aliexpress UK
Also often used for diffs, gearbox plugs etc. 5pc but 10 different sizes. Essential plug key set to remove gearbox, rear axle, engine filler and sump plugs on many applications. Suitable for drain plugs on engine, gear box and back axles.
eBay
1L/2L Square Engine Coolant Radiator Overflow Oil Catch Can Reservoir Oil Fuel Tank With Drain Plug Breather Aluminum
Aliexpress UK