The professional hair shear is the primary tool of your trade. Yet, many stylists overlook the single most crucial factor determining its performance and lifespan: the metal it's forged from.

At Michiko Shears, we pride ourselves on utilizing authentic Japanese steel, specifically the ATS-314 Cobalt alloy. This isn't just a marketing term; it represents a centuries-old commitment to superior metallurgy that directly translates into a sharper cut, better edge retention, and a greater return on your investment.

 

The Metallurgy: Why ATS-314 Stands Apart

 

ATS-314 is one of the highest-quality stainless steel alloys available for hair shears. It is a Cobalt-Molybdenum alloy known for its fine grain structure, which is crucial for achieving an incredibly sharp edge without sacrificing durability.

The key metric here is Rockwell Hardness (HRC). While many entry-level shears sit around 55 HRC, the composition of ATS-314 allows it to achieve and maintain a hardness in the range of 59+ HRC.

Steel Grade Typical HRC Edge Performance Michiko Advantage
Standard/Entry-Level 50-55 HRC Requires frequent sharpening; dulls quickly. Lower Cost, Lower Precision
Michiko ATS-314 59+ HRC Exceptional sharpness; retains edge up to 3x longer than standard steel. Ultimate Precision & Longevity

 

The Convex Edge: Powered by Cobalt

 

A convex edge is the hallmark of a premium shear and requires the strength of an alloy like ATS-314 to maintain its curvature and integrity.

  • The Function: Unlike the simple, beveled edge of a household scissor, the convex edge is slightly hollow ground on the inside and tapers smoothly to a razor-sharp point. This profile creates the least amount of friction, allowing the hair to be sliced cleanly without bending, resulting in a flawless finish.

  • Cobalt's Role: The Cobalt content in ATS-314 enhances the steel's toughness and resistance to pitting and corrosion (often caused by sanitizing solutions), ensuring the integrity of that delicate convex edge is maintained over years of use.

The Result: Crisper blunt lines, smoother slicing, and less damage to the hair cuticle, directly improving the quality of your finished work and your reputation.


 

Calculating Your Return on Investment (ROI)

 

While premium ATS-314 shears have a higher upfront cost, their value is realized through longevity and reduced maintenance downtime:

  1. Extended Sharpening Cycles: Due to its superior edge retention, a Michiko ATS-314 shear can often go 2-3 times longer between professional sharpenings than an entry-level shear. This saves you money and reduces time away from the chair.

  2. Increased Lifespan: Because of the material's purity, hardness, and corrosion resistance, a Michiko Shear, when properly maintained, can last for 10 to 20 years in a professional setting.

  3. Client Satisfaction: The superior sharpness prevents "pushing" or "bending" the hair, leading to cleaner ends and a better-looking haircut, justifying your premium service fee.

The Bottom Line: Investing in Michiko ATS-314 steel shears means investing in the ultimate precision tool that will perform flawlessly and reliably for years. It's the choice of professionals who demand the absolute best in sharpness and durability.