High-quality countersunk Pozi flat head screw for chipboard applications.
Countersunk Pozi Flat Head Chipboard Screw
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Phillips flat head machine screws for precise fastening applications.
DIN965 Flat Head Phillips Machine Screw
Hexagon socket countersunk flat head machine screw for precise fastening.
Hexagon socket countersunk flat head machine screw for precise fastening.
High-quality stainless steel hexagon socket countersunk flat head machine screw for precise fastenin.
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Hexagon socket countersunk flat head machine screw for precise fastening.
Hexagon socket countersunk flat head machine screw for precise fastening.
High-quality stainless steel hexagon socket countersunk flat head machine screw for precise fastenin.

Hexagon Socket Countersunk Flat Head Machine Screw

  1. Complies with ISO 10642, DIN 7991, ANSI B18.3; precision flush-mount fasteners
  2. Material: Carbon steel (45#), stainless steel (304/316), alloy steel (42CrMo); strength grades 4.8–12.9
  3. Structure: Hex socket + countersunk flat head + full/half thread
  4. Surface treatments: Zinc plating, black oxide, passivation
  5. Size M2–M16, length 6–50mm
Category:
Description

Core Features of Hexagon Socket Countersunk Flat Head Machine Screw

  1. Hex socket: High torque transmission, suitable for narrow/recessed spaces
  2. Countersunk head: Flush installation, no protrusions, non-interfering with components
  3. Dual thread options: Full thread for thin workpieces, half thread for thick parts
  4. Precision machining: Tight fit, excellent wear/anti-fatigue performance
  5. High compatibility: Matches standard tools, ideal for precision assembly

Product Parameter (Specification)

StandardDIN,ASTM/ANSI, ISOMaterialCarbon steel, Stainless Steel,Brass
Surface TreatmentZinc Plated, Hop Dip Galvanized(HDG) phosphorization,

Black Oxide,Geomet,Dacroment,Nickel plated,Zinc-Nickel plated

SizeST 2.2mm-6.4

#0-1/2″

UnitePiece,KGS,TONPackingBulk cartons with pallet, small boxes in cartons with pallet

 

Product Application

Hexagon Socket Countersunk Flat Head Machine Screw are widely used in heavy Industry, automotive, machine tools, construction machinery, power tools, furniture, computers, mobile phones, household appliances, aerospace etc.

Hexagon Socket Countersunk Flat Head Machine Screw Application Scenario Table

Application FieldSpecific ScenariosStandards & GradesKey Considerations
HouseholdWooden furniture joints, appliance panels (blender casings, toaster covers), wall-mounted hardware bases, DIY storage rack fixes.DIN 7991; Carbon steel 4.6/5.6 (zinc-plated), Stainless steel A2-70.Hex socket for anti-slip torque; Countersunk flat head stays flush; Machine screw fits pre-tapped threads.
Construction DecorationLightweight decorative strips, drywall corner brackets, ceiling lamp mounting plates, aluminum alloy trim fixes.DIN 7991; Carbon steel 5.6/8.8 (zinc-plated), Stainless steel A4-80.Flat surface for neat decoration; Corrosion-resistant for indoor use; Easy installation with hex keys.
Electronic DevicesSmall device casings (router covers, charger bases), circuit board brackets, sensor mounts, LED fixture frames.DIN 7991; Carbon steel 4.6 (nickel-plated), Stainless steel A2-70.Compact, space-saving; Precise torque control protects components; Anti-corrosion for enclosures.
Light IndustrySmall machine accessory panels, instrument housings, plastic/metal part assemblies, modular product joints.DIN 7991; Carbon steel 5.6/8.8, Stainless steel A2-70.Suits mass production; Hex socket enables automated assembly; Countersunk head avoids protrusions.

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DIN965 Flat Head Phillips Machine Screw