Hex Socket Flat Head Cap Screw

Fasteners & Hooks for flush-mount fastening in DIY builds.

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【TikTokShopBlackFriday】VEVOR Push Lawn Sweeper Leaf Collector Sweeper, 26" Wide Pickup, 26in Sweep Covers More, Adjustable Height, Alloy Steel Frame, Strong Rubber Wheels, 4 Spinning Brushes, 7 cu ft Large Mesh Collection Bag
$91.90
【TikTokShopBlackFriday】VEVOR Automotive Precision Tools Complete Set, 145/205/450-Pc CR-V Chrome Hand Tools for Auto Repair, 1/4"-3/8"-1/2" SAE & Metric Anti-Slip Groove Design Sockets, Handles 95–3017 in-lb with Control, Metal Surfaces Use, Storage Case,
$41.94
【TikTokShopBlackFriday】VEVOR 6.5FTx300FT Large Roll Heavy Duty 3.2OZ Woven Weed Barrier Fabric, 1800 Sq Ft Cover, High Permeability Outdoor Geotextile, DIY Install Easy with Green Stripe Guide for Flower Bed Underlayment
$20.99
【TikTokShopBlackFriday】VEVOR Hand Push Lawn Sweeper, 21-Inch Wide Pickup (Hand Push - 21 Inch) Garden Cleaning Tool for Driveways/Gardens, Adjustable Handle, 3.5 cu ft High Capacity Mesh Hopper Bag, 2 Spinning Brushes, Strong Rubber Wheels
$91.90
【TikTokShopBlackFriday】VEVOR 65-Piece Cr-V Alloy Steel Metric Impact Sockets Set, 10-24mm Hex Drive Sockets with 72-tooth Ratchet, Abundant Components, Less Bolt Rounding, Laser Etched Markings, Heavy-Duty Tools for Mechanics, Car Repair Tool Box
$39.91

【TikTokShopBlackFriday】VEVOR 18-Piece 6" Extended Hex Bit Socket Wrench Kit, 3/8 in Drive S2 Alloy Steel Cr-VDrive, Rustproof & Durable Drop-Resistant Hand Tools, Easy Insertion Chamfered Design, SAE Metric Tools for Tight Spaces, Reduces Fastener Wear
Free shipping
VEVOR Store

【TikTokShopBlackFriday】VEVOR 18-Piece 6" Extended Hex Bit Socket Wrench Kit, 3/8 in Drive S2 Alloy Steel Cr-VDrive, Rustproof & Durable Drop-Resistant Hand Tools, Easy Insertion Chamfered Design, SAE Metric Tools for Tight Spaces, Reduces Fastener Wear

4.8943 sold
$38.87
880Pcs 304 Stainless Steel Assorted Sizes Hex Socket Head Cap Screw Kit - M2-M5 (Incl. M3 Model, M3*8), Flat Button Head Screws, Nuts, Washers, Heavy Duty Fastening Mechanical Hardware, Assembly Kits, Supports Custom Orders

880Pcs 304 Stainless Steel Assorted Sizes Hex Socket Head Cap Screw Kit - M2-M5 (Incl. M3 Model, M3*8), Flat Button Head Screws, Nuts, Washers, Heavy Duty Fastening Mechanical Hardware, Assembly Kits, Supports Custom Orders

2 sold
Limited time deal
$15.99
200- #8 x 1/2" Flat Hex Socket Self Tapping Screws - Black Zinc Plated Steel, Countersunk Screws with Drive Bit, for Woodworking & Furniture Repair

200- #8 x 1/2" Flat Hex Socket Self Tapping Screws - Black Zinc Plated Steel, Countersunk Screws with Drive Bit, for Woodworking & Furniture Repair

1 sold
Limited time deal
$11.40
880Pcs 304 Stainless Steel Hex Socket Head Cap Screw Set (M2-M5 Sizes, 800-999 Pcs Range) with Flat Button Cap Heads, Nuts, Washers - Customizable for Home Supplies, Fastening Tasks, Party Bags & Gifts

880Pcs 304 Stainless Steel Hex Socket Head Cap Screw Set (M2-M5 Sizes, 800-999 Pcs Range) with Flat Button Cap Heads, Nuts, Washers - Customizable for Home Supplies, Fastening Tasks, Party Bags & Gifts

3 sold
Limited time deal
$28.99
1/4-20 x 1 (25 Pack) Flat Head Hex Socket Cap Screws Bolts, Black Oxide 304 Stainless Steel 18-8, Hex Drive, Fully Machine Thread

1/4-20 x 1 (25 Pack) Flat Head Hex Socket Cap Screws Bolts, Black Oxide 304 Stainless Steel 18-8, Hex Drive, Fully Machine Thread

Limited time deal
$18.14
1/4-20 x 3 Flat Head Hex Socket Cap Screws, 20Pcs 304 Stainless Steel 18-8 Furniture Bolts, Full Thread with Hex Spanner

1/4-20 x 3 Flat Head Hex Socket Cap Screws, 20Pcs 304 Stainless Steel 18-8 Furniture Bolts, Full Thread with Hex Spanner

Limited time deal
$18.97
M6-1 x 20 mm 60pcs Flat Head Hex Socket Cap Screws Metric Bolts, 304 Stainless Steel 18-8, Black Zinc Plated, Full Thread, with Hex Spanner

M6-1 x 20 mm 60pcs Flat Head Hex Socket Cap Screws Metric Bolts, 304 Stainless Steel 18-8, Black Zinc Plated, Full Thread, with Hex Spanner

Limited time deal
$21.44
25 count M6x20mm Flat Hex Socket Screws, with Hex Spanner
Free shipping

25 count M6x20mm Flat Hex Socket Screws, with Hex Spanner

Limited time deal
$11.72
1005 count M2 M2.5 M3 Metric Screw , Nuts and , Flat Hex Socket Cap Screws and Nuts Set, Stainless Steel Machine Hex Socket Countersunk Screws with Washers Kit
Free shipping

1005 count M2 M2.5 M3 Metric Screw , Nuts and , Flat Hex Socket Cap Screws and Nuts Set, Stainless Steel Machine Hex Socket Countersunk Screws with Washers Kit

Limited time deal
$14.98
304 Stainless Steel Hex Socket Head Cap Screw Kit (880Pcs) - M2, M3, M3*8, M4, M5 Sizes, Flat & Button Heads, Nuts & Washers Assortment Mechanical Hardware Set, M3*M8 Size

304 Stainless Steel Hex Socket Head Cap Screw Kit (880Pcs) - M2, M3, M3*8, M4, M5 Sizes, Flat & Button Heads, Nuts & Washers Assortment Mechanical Hardware Set, M3*M8 Size

Limited time deal
$16.99
304 SS Flat Head Hex Socket Cap Screws Bolts (20 Pack), 1/4-20 x 1-1/2" Size, Hex Drive, Bright Finish, Fully Machine Thread, 18-8 Stainless Steel Fasteners for Home Supplies Organization

304 SS Flat Head Hex Socket Cap Screws Bolts (20 Pack), 1/4-20 x 1-1/2" Size, Hex Drive, Bright Finish, Fully Machine Thread, 18-8 Stainless Steel Fasteners for Home Supplies Organization

Limited time deal
$14.75
M6-1.0 x 25mm 20-Pack Silver Flat Head Hex Socket Cap Screws Bolts, 304 Stainless Steel, Fully Threaded M6 Bolt, Metric Fasteners for Furniture

M6-1.0 x 25mm 20-Pack Silver Flat Head Hex Socket Cap Screws Bolts, 304 Stainless Steel, Fully Threaded M6 Bolt, Metric Fasteners for Furniture

Limited time deal
$18.96
Generic 880Pcs Hex Socket Head Cap Screw Assortment Kit M2 M3 M4 M5 304 Stainless Steel Flat Button Head Screws Nuts Washers Hardware Set

Generic 880Pcs Hex Socket Head Cap Screw Assortment Kit M2 M3 M4 M5 304 Stainless Steel Flat Button Head Screws Nuts Washers Hardware Set

Limited time deal
$17.99
/1015PCS M3 Screws Kit,Hex Socket Screws
Free shipping

/1015PCS M3 Screws Kit,Hex Socket Screws

5 sold
$10.63
【TikTokShopBlackFriday】VEVOR Hex Bit Socket Set 36-Piece 1/4" 3/8" 1/2" Drive Hex Bit Sockets, for Auto Repair Mechanical Maintenance, SAE and Metric CR-V Steel Sockets with 4 Adapters, Storage Case, and Clear Markings
Free shipping

【TikTokShopBlackFriday】VEVOR Hex Bit Socket Set 36-Piece 1/4" 3/8" 1/2" Drive Hex Bit Sockets, for Auto Repair Mechanical Maintenance, SAE and Metric CR-V Steel Sockets with 4 Adapters, Storage Case, and Clear Markings

8 sold
$34.16
Tech Repair DIY 1200Pcs M2 M3 M4 Hex Socket Head Cap Screws Bolts Nuts Assortment Kit Black Fastener Hardware For PC Build 3D Print Furniture

Tech Repair DIY 1200Pcs M2 M3 M4 Hex Socket Head Cap Screws Bolts Nuts Assortment Kit Black Fastener Hardware For PC Build 3D Print Furniture

Limited time deal
$11.18
500 count Metric Machine Screw Kit, Include 250 count Hex Button , 250 count Hex Socket Flat Screws , M3 Stainless Steel Socket Bolt Set
Free shipping

500 count Metric Machine Screw Kit, Include 250 count Hex Button , 250 count Hex Socket Flat Screws , M3 Stainless Steel Socket Bolt Set

1 sold
Limited time deal
-58%$13.56$31.92
244 count M5 Screw Metric Screw , Grade 12.9 Alloy Steel Hex Socket Cap, M5 Metric Bolt , Flat & Spring Lock Washers/Nuts, Black Oxide, Anti Rust Machine Screws
Free shipping

244 count M5 Screw Metric Screw , Grade 12.9 Alloy Steel Hex Socket Cap, M5 Metric Bolt , Flat & Spring Lock Washers/Nuts, Black Oxide, Anti Rust Machine Screws

Limited time deal
$14.98
12Pcs Magnetic Nut Driver Master Tool Kit Set - Chrome Vanadium Steel Mechanic Tools for Auto Repair, 1/4" Hex Shank Impact Drill Socket Set, Inches/MM (8-14mm, 1/4"-9/16") Hex Fasteners Bits with Storage Case
Free shipping

12Pcs Magnetic Nut Driver Master Tool Kit Set - Chrome Vanadium Steel Mechanic Tools for Auto Repair, 1/4" Hex Shank Impact Drill Socket Set, Inches/MM (8-14mm, 1/4"-9/16") Hex Fasteners Bits with Storage Case

5.052 sold
-50%$12.99$25.99
M6 x 50mm 10Pcs Flat Head Hex Socket Cap Screws Bolts, 304 Stainless Steel 18-8, Full Thread with Hex Spanner

M6 x 50mm 10Pcs Flat Head Hex Socket Cap Screws Bolts, 304 Stainless Steel 18-8, Full Thread with Hex Spanner

Limited time deal
$18.14
500 count Small Screws, M1.2/M1.4/M2.0 Black Laptop Kit, Glasses Watches Hard Drive SSD Repair Screws, with
Free shipping

500 count Small Screws, M1.2/M1.4/M2.0 Black Laptop Kit, Glasses Watches Hard Drive SSD Repair Screws, with

5.04 sold
-48%$14.54$27.96
M5 x 15mm 10 Pcs Flat Round Head Hex Socket Cap Screws 304 Stainless Steel Bolts Fully Threaded Black Oxide Finish with Hex Wrench for Furniture DIY 3D Printing

M5 x 15mm 10 Pcs Flat Round Head Hex Socket Cap Screws 304 Stainless Steel Bolts Fully Threaded Black Oxide Finish with Hex Wrench for Furniture DIY 3D Printing

$9.63
420PCS M3 Screws,M3x30/35/40/45/50mm Button Head Socket Cap Screws Bolts Nuts Kit,10.9 Grade Alloy Steel M3 Bolts with Hex Wrench

420PCS M3 Screws,M3x30/35/40/45/50mm Button Head Socket Cap Screws Bolts Nuts Kit,10.9 Grade Alloy Steel M3 Bolts with Hex Wrench

Limited time deal
$8.90
12.9 Grade M3 Alloy Steel Hex Socket Head Screws and Nuts Assortment Kit - 600Pcs, Black Zinc Plated, for Automotive Motorcycle Use, DIY Projects, Easy Drive Fastening
Free shipping

12.9 Grade M3 Alloy Steel Hex Socket Head Screws and Nuts Assortment Kit - 600Pcs, Black Zinc Plated, for Automotive Motorcycle Use, DIY Projects, Easy Drive Fastening

$7.92
【TikTokShopBlackFriday】VEVOR 2250 Pcs Bolts and Nuts Assortment Kit,Metric + Imperial Machine Screws and Flat WashersAlloy Steel M3/M4/M5/M6/M8 Multiple Sizefor Equipment/Vehicle Assembly,Galvanized White, Hex Cap Screws
Free shipping
VEVOR Store

【TikTokShopBlackFriday】VEVOR 2250 Pcs Bolts and Nuts Assortment Kit,Metric + Imperial Machine Screws and Flat WashersAlloy Steel M3/M4/M5/M6/M8 Multiple Sizefor Equipment/Vehicle Assembly,Galvanized White, Hex Cap Screws

4.944 sold
$44.07
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Introduction

Hex socket flat head cap screws sit flush once installed, leaving a clean surface. The internal hex drive allows high torque without , ideal for furniture, machinery, or metalwork projects.

  • Thread length and diameter to match material thickness
  • Drive size for standard hex keys or bits
  • Material and finish for corrosion resistance or strength

Browse hex socket flat head cap screws for your next project.

FAQs

A matching hex key or bit sized to the socket. Power drivers with hex bits speed up repetitive work.

Yes, if threads remain undamaged. Avoid over-torquing on first use to preserve reusability.

Stainless steel or zinc-plated steel options provide corrosion resistance for exterior or humid environments.

Measure material thickness and add the depth needed for the receiving hole. Avoid protruding threads.

Yes, provided pilot holes match thread diameter. Use thread-locking compound for vibration-prone joints.