Micro Toy Box series 1
Micro Toy Box series 12021
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Micro Toy Box series 1
Hot Wheels Twin Mill 2021 · Micro Toy Box series 1
The Hot Wheels Twin Mill was released in 2021 in the Special lines line, in “Micro Toy Box series 1” (World's Smallest Hot Wheels).
- Series
- Micro Toy Box series 1
- Year
- 2021
- Product line
- Special lines · World's Smallest Hot Wheels
- Casting
- Twin Mill
- Designer
- Ira Gilford
- Status
- Regular
- Notes
- Twin Mill
Further special lines such as 100% Hot Wheels, Showcase, Flying Colors, Pull-Back Speeders, RacerVerse and Legends Tour.
The Twin Mill casting first appeared in 1969 and has 103 releases in our database, most recently in 2026.
The Micro Toy Box series 1 series of 2021 has 5 cars.
Not unboxed yet
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Collector notes
What collectors know about this car: variants, finds, cards, wheels, colours.
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Frequently asked questions
What is the toy number of the Hot Wheels Twin Mill?
Our sources do not list a toy number for this release.
Which series is the Hot Wheels Twin Mill from?
It was released in 2021 in the Special lines line, series “Micro Toy Box series 1”.
Has Wheel Wonderland unboxed the Twin Mill?
Not yet – you can request it on this page.
Twin Mill: 103 versions
The 10 closest versions – see all on the casting page.
| No. | Model | Series | Series # | Toy # | Color | Year | ||
|---|---|---|---|---|---|---|---|---|
| – | Twin MillGJT88 · Metallic Blue | Boulevard | 16 | GJT88 | Metallic Blue | 2020 | ||
| – | Twin MillGJM51 · Gloss Light Blue | Mystery Models Series 2 | 5 | GJM51 | Gloss Light Blue | 2020 | ||
| – | Twin MillGML08 · Spectraflame Black | HW Metro | 1/4 | GML08 | Spectraflame Black | 2020 | ||
| 061 | Twin MillGRY10 · Blue | HW Dream Garage | 3/5 | GRY10 | Blue | 2021 | ||
| – | Twin MillGTD63 · Spectraflame Blue | Hot Wheels id | 2/8 | GTD63 | Spectraflame Blue | 2021 | ||
| – | Twin MillGTN38 · Blue | HW Legends 5-Pack | 5/5 | GTN38 | Blue | 2021 | ||
| – | Twin MillGTN38 · Blue | HW Legends 5-Pack (2021) | GTN38 | Blue | 2021 | |||
| – | Twin Mill | Micro Toy Box series 1 | 2021 | |||||
| 191 | Twin MillHCV62 · Metalflake Tyrian Purple | Then and Now | 2/10 | HCV62 | Metalflake Tyrian Purple | 2022 | ||
| – | Twin Mill | Legends Tour Themed Multipack (2022) | 2022 |
More from Micro Toy Box series 1 2021
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This page last changed: Oct 11, 2026. The Hot Wheels database behind it is our own and is updated daily – releases from 1968 onwards plus our own unboxing videos.