Type TDFeature & Benefit: Features central top of head nib for permanent weld applications Application: Automotive permanent fixture 82° U/C Flat HeadFeature & Benefit: Extremely low profile head which requires less torque Application: Windows, low profile hinges 82° Flat HeadFeature & Benefit: Head recessed to create flush surface Application: Hinges or wood 90° Flat HeadFeature & Benefit: Head recessed to create flush surface Application: Hinges or wood. Generally used in metric applications Indented Hex HeadFeature & Benefit: Common in both metric and imperial applications for socket driving Application: General fastening applications Fillister HeadFeature & Benefit: High head height with dome head allowed for deeper drive Application: General purpose Cheese HeadFeature & Benefit: Medium head height and 90 degree clamp down surface Application: General purpose Button HeadFeature & Benefit: Medium head height for better torque resistance Application: Automotive Bugle HeadFeature & Benefit: Countersunk for minimal substrate penetration Application: Drywall or Decking Binding HeadFeature & Benefit: Medium head height with dome head allowed for deeper driveApplication: General purpose 100° Flat HeadFeature & Benefit: Recessed head with least substrate penetration Application: Hinges or wood Quadrex Plus (Triple Combination)Feature & Benefit: Triple Combination of Phillips, square and slotted drives Application: Electrical Quadrex CombinationFeatures & Benefits: Combination of Phillips and square driveApplication: Ideal for North American usage Allen KeyFeature & Benefit: Single drive, 6 contact points available in both imperial and metricApplication: Automotive, domestic sporting goods, furniture assembly Tee HeadFeature & Benefit: Low torque, toolless driveApplication: Plumbing/Channel extrusions 6 Lobe-Slot CombinationFeature & Benefit: Combination of 6 lobe drive/slotted driveApplication: General purpose 6 LobeFeature & Benefit: High torque 6 contact points, best drive for impactApplication: High load applications SquareFeature & Benefit: High torque capacityApplication: Most common Canadian screw drive Square/Slot CombinationFeature & Benefit: Combination of square and slotted drivesApplication: Most common Canadian screw drive plus slot Hex WasherFeature & Benefit: Common socket wrench drive available in both metric and imperial with broader clamping surfaceApplication: Highest load applications HexFeature & Benefit: Common socket wrench drive available in both metric and imperialApplication: High load applications Phillips HexFeature & Benefit: Combination of Phillips and socket driveApplication: Automotive, metal fabrication One-Way SlotFeature & Benefit: Special head design for being tamper resistantApplication: Security Phillips (Type 1A/Pozi)Feature & Benefit: Single drive, four contact pointsApplication: Automotive Phillips/Slot CombinationFeature & Benefit: Combination of Phillips and slotted drivesApplication: General purpose Phillips (Type 1)Feature & Benefit: Single drive, four contact pointsApplication: Common US format, furniture assembly SlottedFeature & Benefit: Single drive, clean aesthetic Application: Electrical Full SerrationsFeatures & Benefits: Typically highest locking capacity Annular RingFeatures & Benefits: Specialty Annular Ring With SerrationsFeatures & Benefits: Specialty Square ShoulderFeatures & Benefits: Typically paired with a round head for fitting in precut channel removing the need for tool Knurled ShoulderFeatures & Benefits: Secure fit Nib SerrationsFeatures & Benefits: Used for cutting into softer substrates Partial SerrationsFeatures & Benefits: Low torque locking capacity Reduced BodyFeatures & Benefits: Specialty Ribbed NeckFeatures & Benefits: Secure fit Spinlock SerrationsFeatures & Benefits: Under head locking 1(D)Application: General purposeFeatures & Benefits: Thread cutting machine screws eliminating the need for tapping in mated hole Cup PointApplication: SpecialtyFeatures & Benefits: Machine screw with dog point to be hammered during assemble for permanent applications Particle BoardApplication: Particle Board Features & Benefits: Extra coarse thread for low density wood substrates Leader Point BApplications: PlasticFeatures & Benefits: Features blunt point for pre drilled holes in plastic VAApplications: Specialty Features & Benefits: Features slot cut through threads Thread_Hi Low Blunt Point BApplication: PlasticFeatures & Benefits: Features blunt point for pre drilled holes in plastic BFApplication: PlasticFeatures & Benefits: Features blunt point for pre drilled holes in plastic BPApplication: PlasticFeatures & Benefits: Features blunt point for pre drilled holes in plastic CApplication: Electrical Features & Benefits: Thread forming machine screw for reduced debris Dog PointApplication: Metal to metal applications Features & Benefits: Machine screw with a lead in point for easier guidance FApplication: General Purpose Features & Benefits: Thread cutting machine screws eliminating the need for tapping in mated hole Header PointFeatures & Benefits: Most common fine thread format with lead in point Thread_Hi LOw Blunt Point Type 25 TrilobularApplication: High vibration applications Features & Benefits: Anti vibration locking machine screw Thread_Solid Rivet Thread_Solid Rivet Header Point Thread_Plastobular Trilobular CAApplication: High vibration applicationsFeatures and Benefits: Pointed machine screw with trilobular thread for tapping into softer substrates Thread_MS CAApplication: General PurposeFeatures and Benefits: Pointed machine screw for tapping into softer substrates Universal HeadFeature & Benefit: Universal compatibility Truss HeadFeature & Benefit: Low profile for broad clamping surface Round HeadFeature & Benefit: Compact and economical head Pan HeadFeature & Benefit: Compact and economical head Flat HeadFeature & Benefit: Low profile Countersunk HeadFeature & Benefit: Head recessed to create flush surface