HEBEI JINZUO FASTENERS CO., LTD

HANDAN, CHINA / ENGLISH

Hex Head Self Drilling Screw with Under-Head Serrations

Hex Head Self Drilling Screw with Under-Head Serrations
Product photograph from the JZ catalogue

A hex-head self-drilling screw with serrations beneath the head.

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Use and selection

This hex-head drill-point type explicitly includes serrations beneath the head. Show the head contact surface and the connected materials in the enquiry drawing, in addition to the screw dimensions. Where the project specifies a loosening-resistance or other performance requirement, include the required test and acceptance criteria with the configuration details.

Catalogue size reference

Nominal diameter Length range / mm
M4.8 16-135
M5.5 16-165
M6.3 16-230

Length ranges are shown in millimetres. Confirm the exact dimensions, finish and availability when enquiring.

Compare the configuration

Hex Head Self Drilling Screw is the coated-range hex-head reference illustrated with a washer assembly. Hex Head Winged Self Drilling Screw instead identifies wings on the shank. Compare the under-head detail, washer requirement and point configuration for the particular joint.

For your enquiry

  1. What material will contact the serrated underside of the head?
  2. What are the connected layer thicknesses and required head dimensions?
  3. What exact size, finish and washer arrangement are specified?

Product information

Attributes Value
Design

Hex head, Under-head serrations, Drill point

Catalogue finish

Dacromet coating; confirm the required finish with your enquiry

Describe the configuration

Head, drive, point and thread reference illustrations.