The knife shop's murmur: Is that thickness and size really necessary?

A knife shop owner in Seki, one of the world's three major knife production areas, who has been honing his skills for over 100 years, murmurs: "Is that machine design necessary for the cutting you require?"

last updated Mar 24, 2026

Whispers of the Knife Shop: Do you know the tips for choosing a knife shop?

A knife shop owner in Seki, one of the world's three major knife production areas, has been honing his skills for over 100 years since the establishment of his business! He shares tips on how to choose a knife shop.

last updated Mar 24, 2026

[The Knife Shop's Musings] What is an easy-to-buy blade? What is a blade that brings joy?

A knife shop owner in Seki, one of the world's three major knife production areas, who has been honing his skills for over 100 years, murmurs: What kind of knife is easy to buy and brings joy?

last updated Mar 24, 2026

Single-edged razor blade for sausage manufacturing

It is used in a major food sausage factory.

last updated Mar 24, 2026

Double-edged razor blade for sausage manufacturing

It is used in a major food sausage factory.

last updated Mar 24, 2026

Built-in printer, round blade

We will manufacture custom round blades built into large printers.

last updated Mar 24, 2026

Carbon fiber cutting blade CFRP Carbon fiber reinforced plastic

Manufacturing blades for finely cutting carbon fiber.

last updated Mar 24, 2026

Glass fiber/glass fiber reinforced plastic (GFRP) cutting blade

Cutting difficult-to-process glass fibers into fine pieces!

last updated Mar 24, 2026

To all involved in industrial blades, cutting machines/equipment/development/design.

Would you like to design and develop a cutting machine with affordable and sharp razor blades? Introducing Kai's industrial blades that excel in sharpness, precision, and durability.

last updated Mar 24, 2026

Guillotine-type cutting blade / Machine blade / Cutting machine mounted blade

We offer affordable and sharp razor blades. *Available in various sizes.

last updated Mar 24, 2026

Industrial blades for experimental razors (cutting, scraping, making incisions)

Cuts cleanly like a razor blade.

last updated Mar 24, 2026

Razor blade (useful for cutting stems of flowers and other plants)

Cuts cleanly like a razor blade.

last updated Mar 24, 2026

Industrial blade for deburring, handheld blade

Ideal for removing burrs from resin molded products! Introducing Kai's industrial blades.

last updated Mar 24, 2026

Glass surface dirt removal! 'Handy Scraper'

Remove stubborn dirt from glass surfaces with a razor blade!

last updated Mar 24, 2026

For sewing factories: Fabric cutting/sewing! Circular blade (diameter 60mm)

High-quality round blade with confidence in sharpness! Achieves clean cuts on fabric with a sharp and neat edge.

last updated Mar 24, 2026

For sewing factories: Fabric cutting/sewing! Circular blade (diameter 45mm)

Confident in sharpness "High-Quality Round Blade" Cuts without leaving any residue!

last updated Mar 24, 2026

For sewing factories: Fabric cutting/sewing! Round blade (diameter 28mm)

Confident in sharpness! 28mm diameter "high-quality round blade"

last updated Mar 24, 2026

Catalog available! Introducing Kai Corporation's work cutting tools such as blades, scissors, and cutters.

Sharp and impressive cutting performance! Introducing a range of professional cutting tools such as industrial blades, scissors, and cutters, all born from over 100 years of developed blade technology.

last updated Mar 24, 2026

Convenient for deburring! Handy blade [Designed with a handle for safety considerations]

Improved workability with a small size.

last updated Mar 24, 2026

Reducing the risk of blade breakage: Half-size cutter L blade without a break line.

Commercially available cutter L blade (large blade) approximately half the length.

last updated Mar 24, 2026

【Reduction of blade breakage contamination risk】 L-size cutter blade without break lines

Commercial size cutter L blade (large blade)

last updated Mar 24, 2026

Reducing the risk of blade breakage: Half-size cutter blade without notches.

Commercially available cutter S blade (small blade) about half the length.

last updated Mar 24, 2026

Confident in sharpness: 60mm diameter round blade for film cutting.

"High-quality round blade" achieves a clean cutting surface.

last updated Mar 24, 2026

Film cutting, 45mm diameter round blade [Confident in sharpness, high demand round blade]

"High-quality round blade" achieves a clean cutting surface.

last updated Mar 24, 2026

【Automotive Seat Manufacturing Only】Ear Edge Cutting Cutter Blade for Urethane Foam

Ultra-sharp blade that achieves stress-free cutting! Cutter blade without break lines due to measures against blade contamination. *Samples available.

last updated Mar 24, 2026

Film cutting, carbide blade [For those seeking high durability]

If you want to seek "higher durability," we recommend using a carbide blade.

last updated Mar 24, 2026

Film cutting, 28mm diameter round blade [Confident in sharpness, small diameter round blade]

"High-quality round blade" achieves a clean cutting surface.

last updated Mar 24, 2026

Film cutting Titanium coat + sharp blade 【Achieving sharpness + durability】

Achieving both high durability and sharpness.

last updated Mar 24, 2026

Film cutting Titanium-coated blade [Achieving sharpness + durability]

Achieving both "high durability and sharpness."

last updated Mar 24, 2026

Achieving a clean cut surface - Film cutting blade

Finished with a 0.5mm "thick blade" and a tip angle of 22° for a "sharp point."

last updated Mar 24, 2026