The Keychron AT-1 Hammer Aluminum Alloy Artisan Keycap is a meticulously crafted 1u metal keycap designed with a miniature hammer motif, combining premium titanium and aluminum alloys for a striking, durable finish. Each keycap is precisely CNC-machined and anodized to achieve both aesthetic depth and lasting protection against wear. Perfect as an ESC or accent key, the AT-1 Hammer adds a unique sculptural presence to any keyboard while maintaining compatibility with standard MX-style mechanical switches.
| Brand | Keychron |
| Standardized Name | Keychron AT-1 Hammer Aluminum Alloy Artisan Keycap (1u) |
| Material | Titanium Alloy (Hammerhead) + Aluminum Alloy (Handle & Base), CNC Machined, Anodized Finish |
| Profile | Artisan 3D Sculpted Profile |
| Stem Type | MX Standard (Cherry / Gateron / Kailh Compatible) |
| Key Size | 1u (Single Standard Key Width) |
| Weight | Approx. 4.8 g |
| Color / Finish | Gray, Metallic Anodized Finish |
| Compatibility | Compatible with MX-style switches; not suitable for low-profile switches |
| Notable Features | Unique hammer motif design, premium metal craftsmanship, anodized for durability, precision CNC engraving |
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| Form Factor | 100%, Compact (60–75%), Standard, Tenkeyless (TKL) |
| Layout | QWERTY |