Comprehensive Super Hard Manufacturer@Nihon Hardmetal Co., Ltd
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Product Information
List of Products
Carbide Rod

Standard/Cut-off

Centerless

Twisted 2-Coolant Holes

nearnet-shaped

Circular Saw

Circular Saw Tip

Indexable Insert

For beveling

General Purpose

Civil Engineering

Civil Engineering

Earth auger

Casing

Underground Continuous Wall

Material for anti-abrasion/impact

Shield Machine

Crsher tool

Mining

Anti-abrasion Plate

Ultra-bit

Recycling

about recycling tool

Recycling tool

Product Information

Civil Engineering

Ultra-bit

Appearance of Ultra-head  
PD R = External arc for mounting Bit (Shank circumference)
Size Shank Circumference R
350x 300-400
450x 400-500
550x 500-650
 
QD The bits to weld in each blade base should describe as similar trajectory as possible.
RD The right and left bits must be the same in horizontal heights, and chips must be positioned symmetrically to the central shaft.
SD For ultra type tips, their ends must be horizontal, and right and left tips must be mounted one by one.
Model of Ulyra-bit
  NominalR Ultra Type T Point Type K Point W Type K
Inner Edge U Outer Edge S
Weld Type Center Center-Bit-TU-Y Center-Bit-TS-Y Center-Bit-K-Y Center-Bit-KW-Y
350 350A-TU-Y 350A-TS-Y 350A-K-Y 350A-KW-Y
450 450A-TU-Y 450A-TS-Y 450A-K-Y 450A-KW-Y
550 550A-TU-Y 550A-TS-Y 550A-K-Y 550A-KW-Y
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