Very Thin Flat Head Drilling Screw with 6-Lobe T25 Drive and #3 Drilling Tail

ISO-Compliant 410 Stainless Steel Self-Drilling Tapping Screws Manufactured with Advanced Multi-Blow Header Technology

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Need Self-Drilling Screws That Won't Damage Sensitive Electronic Enclosures?

Our very thin flat head drilling screws with 6-lobe T25 drive provide flush mounting without protruding heads that could interfere with circuit boards or internal components. The #3 drilling tail penetrates sheet metal enclosures cleanly while the 410 stainless steel construction ensures corrosion resistance. Every screw is inspected for head height and drive depth using 2.5D projectors to guarantee consistent performance in automated assembly lines. Contact us for samples tested to your exact enclosure specifications.

With 45 years of fastener manufacturing expertise, we ensure every very thin flat head drilling screw meets the highest quality standards through comprehensive process inspection and pre-shipment verification. Our inspection protocol meticulously measures 6-lobe drive plug gauge compatibility, thread length, major and minor diameters, thread angle, pitch, drilling tail length and diameter to guarantee consistent performance in sheet metal penetration and secure fastening applications. These ISO-compliant drilling screws are ideal for electronics assembly, HVAC installation, automotive components, and appliance manufacturing where thin profile flat heads and reliable self-drilling capabilities are essential for efficient production and long-term durability.


Very Thin Flat Head Drilling Screw

TV003-130416-1

Process: Using multi blow headers to make the head, to thread, and then slot before passivation
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, 6-lobe Drive Depth, 6-lobe Drive plug gauge, Thread length, Major diameter, Minor diameter, Thread angle, Pitch, Length of the drilling tail, Diameter of the drilling tail

Features

  • 6-lobe T25
  • #3 Drilling Tail

Specification

  • Item Specification: 10-16*1 1/2
  • Item Material: 410