Watch Click Spring Hardness: How Hardness Affects Durability
Author: Funny Items
Release time: 2026-08-21 07:14:13
View number: 8
Hardness Matters
Click spring hardness affects durability and feel.
Hardness Guide
- Steel: 40-50 HRC most durable
- Brass: 20-30 HRC good durability
- Titanium: 30-40 HRC lightweight durability