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Story of JIZAI
"JIZAI" in Japanese means "Being at Will"
We choosed this word in reference to its features.
In Tochigi Prefecture, Japan, where MANI is located, craftsmen of woodworking art of Kanuma Kumiko carried on tradition over 400 years are still brushing up their techniques and products to meet the needs of contemporary life.
We respect their craftsmanship and have incorporated it into the main image of JIZAI."
We respect their craftsmanship and have incorporated the exquisite and beautiful structure of Kanuma Kumiko into the JIZAI brand image.
Good Control with Reduced Screw-in effect
Specific Cross-section is featured foreach file size
Radial Land
Excessive screw-in can be avoided
Cutting edge
With a fewer cutting points,stress on a file is reduced,leading minimizi ng the risk of breakage.
Engineered to eliminate concerns for fracture: Superior Durability
Heat treatment results in a file that is both flexible and durable, reducing risk of fatigue fracture.
Test was conducted on how many rotations it would take for a file to break in a simulated metal root canal model. (500min-1)
Reliable Partner in Complex Root-Canal Preparation: Excellent Centering Ability
Supports consistent shaping in external and internal curves, even in complex root canals.
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JIZAI sequence video
Root canal Shaping
Watch the video on how to use JIZAI files step by step. And see the excellent centering ability of JIZAI demonstrated through an S-shaped root canal model.