Quality Control | Trusted B2B Fastener Manufacturer Since 1968 - Sen Chang

Quality Control | company profile of trusted industrial fasteners supplier

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Stainless Steel Z Nail
DIN912 Socket Cap Screws
Indented Hex Washer Head Selfdriling

Quality Control | Precision Stainless Steel Fasteners for OEMs - Sen Chang

Since 1968, Sen Chang has specialized in fasteners that outperform expectations. Our deep engineering roots and ISO 9001 quality system set us apart.

From material sourcing to final inspection, our commitment to performance ensures product integrity in every shipment.

We’re not just a manufacturer—we're a trusted partner for OEMs across industries.

Sen Chang invites you to explore our high-quality Machine Screw, Tapping Screw, SEMS Screw, Coating Screw, Bolt, High Tensile Screw, Washer, Machine Thread, Drilling Screw, Pointed Nail, Nut. Contact Us for more details!

Quality Control

Equipment

Contacts

886-3-386-9345 sc337@ms6.hinet.net No.238, Changfa Road, Nangang Vil., Dayuan Dist., Taoyuan City 33759, Taiwan

Information

Our Recommendation

Custom Metal Threaded Cap Screw
Process: Using multi blow headers to make the head then threading before passivation All the items are inspected during the process and before shipping, complying with ISO Working Instruction Inspection...
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Knurled Studs
Process: Using multi blow headers to make the head then threading before passivation All the items are inspected during the process and before shipping, complying with ISO Working Instruction Inspection...
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Flat Head Phillips Recess w/ Machine Thread
Process: Using multi blow headers to make the head then threading before passivation All the items are inspected during the process and before shipping, complying with ISO Working Instruction Inspection...
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Collar Screw w/ Phillips Cross Recess.
Process: Using multi blow headers to make the head then threading before passivation All the items are inspected during the process and before shipping, complying with ISO Working Instruction Inspection...
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