Trim Head, ribs under head

Trim Head, ribs under head

Trim head has circular head which closely resembles a flat head but big difference between the two head sizes. Wood screw with trim head and ribs under head offer for greater penetration into the material with more flush finish than flat head.

Application: Wood、Chipboard、Composite
Size: M3 - M8、#3 - 5/16 
Length: 9-400mm、3/8"-12"

We can provide a customized service, including a variety of head, head recess, thread, point styles and surface treatment types, to solve you problems.


We can provide a customized service, including a variety of head, head recess, thread, point styles and surface treatment types, to solve you problems.

  • Head Styles: Flat head (with ribs)、bugle head (with ribs)、Trim head (with ribs)、Cap head、Wafer head、Truss head、Modified truss head、Oval head、Round head、Pan head、Pancake head、Hex-washer head、Washer head (with ribs)、Patent MS head、Patent 12-V-ribs head、Custom design head
  • Thread Styles: Coarse thread、Fine thread、Hi-lo thread、Twinfast thread、Machine thread、U thread、Cutting thread、Reverse thread、Serrated thread、Patent twister thread、Custom design thread
  • Point Styles: Sharp point、Type 17、Twin cutting point、Drill point、Drill point with wings、Spoon point、Reduce point、Patent reamer、Patent arrowy、Custom design point

Please provide your problems, and we can create a customized screw to solve the problem!


  • M= thousand pieces