Flat Head Phillips Coarse Pointed Tail

Flat Head Phillips Coarse Pointed Tail, Trivalent Chromium Yellow Zinc on Screw Surface / 45 years of experiences for production stainless steel fasteners.

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Flat Head Phillips Coarse Pointed Tail | Screw Manufacturing for 50 Years | Sen Chang

Sen Chang Industrial Co., Ltd., since 1968, is a Flat Head Phillips Coarse Pointed Tail | CE certified screw manufacturer based in Taiwan.

ISO 9001 certified self tapping screw production processes and stainless steel screws and bolts with meticulous quality control. Screws and bolts including Machine Screws, Tapping Screws, SEMS Screws, Coating Screws and High Tensile Screws.

Sen Chang has been supplying nuts and bolts to customers, both with advanced technology and 48 years of experience, Sen Chang ensures each customer's demands are met.

Flat Head Phillips Coarse Pointed Tail


Process: Using multi blow header to make the head and then threading before passivation. Plating after heat treating
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Head diameter, Head height, Phillips rec depth, Phillips plug gauge, Total length, Major diameter, Minor diameter, Thread angle, Pitch, Plating inspection, AASS
AASS Reports Offered


  • #3 Flat Head
  • Trivalent Chromium Yellow Zinc Plated
  • Antirust for a Minimum of 500 Hours in AASS


  • Item Specification: 6-15*11/16”
  • Item Material: 410 SS