Flat Head Pointed Nail

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Flat Head Pointed Nail | Custom Nuts and Bolts Manufacturing - Sen Chang

Sen Chang Industrial Co., Ltd., since 1968, is a Flat Head Pointed Nail | nuts and bolts 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 Pointed Nail


Process: Threading after head formation, and acid washing being the last step
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, Major diameter, Minor diameter, Length, Pointed tail angle


  • Chessboard Grid on Head
  • Annular Groove under Head
  • Pointed Nail


  • Item Specification: 3.15x60mm
  • Available Material: 302HQ 304SS 316SS

Available Product

  • Head Diameter M1.6~M16/#00~#5/8
  • Length 1/8”~12”/3.175mm~600mm