- small screw,micro fastener,mini screw
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Precision Micro Screw Size & Application Chart M1.0 M1.2 M1.4 M1.6 M2.0
Precision Micro Screw Size & Application Guide
Precision micro screws (miniature screws) generally refer to fasteners of **M2.0 and below**, widely used in mobile phones, notebooks, cameras, wearable devices and medical instruments.
Size & Application Table
| Size | Diameter(mm) | Length(mm) | Head Type | Drive Type | Application |
| M1.0 | 1.0 | 2/3/4/5 | Pan/Flat | Phillips/Torx | Watches, glasses, micro sensors |
| M1.2 | 1.2 | 2/3/4/5/6 | Pan/Countersunk | Phillips/Hex | Earphones, precision instruments |
| M1.4 | 1.4 | 3/4/5/6/8 | Pan/Flat | Phillips/Torx | Phone, camera modules |
| M1.6 | 1.6 | 3/4/5/6/8/10 | Pan/Countersunk | Phillips/Hex | Laptops, tablets, small appliances |
| M2.0 | 2.0 | 4/5/6/8/10/12 | Pan/Flat | Phillips/Torx | Wearables, medical device housings |
Summary
Choose smaller sizes (M1.0–M1.2) for ultra-compact assemblies, M1.4 for consumer electronics, and M1.6–M2.0 for higher strength requirements. We supply full-range precision micro screws with stable quality.