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EagleStar Knob | 手で締めるネジの総合メーカー三星産業貿易

We are a leading manufacturer and distributor of hand fastening screws specializing in wing bolts and nuts.

EAGLESTAR
EAGLESTAR KNOB BOLT Ichiro series-Kojiro series-Sanpei series

New dimension intelligent knob bolt, EAGLE STAR series has been launched.

They are truly unique and attractive design of knob bolts produced to the highest standards.
You will surely find one of our designs will work perfectly for your requirements.
We believe the EAGLE STAR KNOB BOLT can help you create a product for the future.

ICHIRO Series
ICHIRO Series
ICHIRO Series
unit/mm
Size A B C D a L
M8 φ40 23 25 φ16 2 10 15 20 30 40 50

* The resin portion is available in white, black, red, yellow, blue and green.

KOJIRO Series
KOJIRO Series
KOJIRO Series
unit/mm
Size A B C D a L
M5 φ34 15 17 φ20 2 10 15 20 30 40 50
M6 φ34 15 17 φ20 2 10 15 20 30 40 50

* The resin portion is available in white, black, red, yellow, blue and green.

SANPEI Series
SANPEI Series
SANPEI Series
unit/mm
Size A B C D a L
M5 φ32 10 12 φ13 2 10 15 20 30 40 50
M6 φ32 10 12 φ13 2 10 15 20 30 40 50

* The resin portion is available in white, black, red, yellow, blue and green.

Candy Knob

Candy Knob

unit/mm
Size A B C D a L
M4 φ24 8 10 φ10 2 10 15 20 30 40
M5 φ32 14.5 17 φ13.2 2.5 10 15 20 30 40
M6 φ32 14.5 17 φ13.2 2.5 10 15 20 30 40
M8 φ40 15 18 φ17 3 10 15 20 30 40

* The resin portion is available in white, black, red, yellow, blue and green.

All knob bolts are produced from the following materials.

RESIN PORTION : ASA (Acrylonitrile-Styrene-Acrylate)
High-end thermoplastic resin capable which withstands
harsh weather environments, is chemical resistant
and unaffected by ultraviolet light making the
Eaglestar crack resistant. Can be used in virtually any
application.

SCREW PORTION : Steel(trivalent chrome)
Stainless Steel(custom order only)

Mechanical properties Testing methodology Condition Unit ASA resin
Charpy impact strength ISO 179 23℃ KJ/m2 18
Tensile strength ISO 527 23℃ MPa 41
Bending strength ISO 178 23℃ MPa 59
Bend elastic constant ISO 178 23℃ MPa 2,300
Rockwell hardness ISO 2039 23℃ R-Scale 103
Deflection temparature under load ISO 75 1.82MPa 81

* Values provided in the table are for reference pupose only.


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手で締めるネジの総合メーカー

MITSUBOSHI C.I. CO., LTD.

HEADQUARTERS : 15-12, TAKAIDA MOTOMACHI 2-CHOME, HIGASHIOSAKA CITY,OSAKA, 577-0054 JAPAN
FACTORY : 2162-1, SHIRAKASHI, IGA CITY,MIE, 518-1151 JAPAN

Please feel free to inquire.

TEL +81-6-6782-3151(平日 9:00~17:00)

FAX +81-6-6783-3787(24時間受付)

CONTACT US / SAMPLE REQUEST