Skip to main content
Home / Screws / 304 Stainless Steel Cross Countersunk Screw and Locking Nut Complete Set, Pan Head Screws, Nuts, and Washer Combination Kit

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Screws
Origin -
Material 304 Stainless Steel
Head Style Pan Head / Countersunk
Drive Type Phillips Cross
Finish Polished Silver
Corrosion Resistance High (Rust Proof)
Kit Contents Screws, Locking Nuts, Washers
Thread Type Metric Coarse Thread
Application General Machinery, Electronics, DIY
Package Type Compartmentalized Storage Box
Durability Heavy Duty Industrial Grade

6 reviews

A

Anonymous

Mar 31, 2026

Rating: 4/5

Great variety pack

The assortment of sizes in this kit is perfect for general repairs around the house. The storage box keeps everything organized. I only wish it came with a small driver bit included.

A

Anonymous

Mar 25, 2026

Rating: 5/5

Perfect for electronics assembly

Used these for mounting components in a custom PC build. The pan head sits flush and the cross drive engages perfectly without camming out. Very satisfied with the precision.

A

Anonymous

Mar 11, 2026

Rating: 5/5

Reliable locking mechanism

The locking nuts are the highlight here. They stay put even under vibration, which was crucial for my drone frame assembly. Highly recommend for any moving parts.

A

Anonymous

Mar 10, 2026

Rating: 5/5

Must-have for DIY enthusiasts

I keep this kit in my toolbox for quick fixes. The stainless steel finish looks professional, and the threads are cut cleanly. It has saved me multiple trips to the hardware store.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Excellent quality stainless steel

These screws are exactly what I needed for my outdoor project. The 304 stainless steel feels very solid and shows no signs of rust after a few weeks in the rain. The locking nuts grip tightly without stripping.

A

Anonymous

Mar 01, 2026

Rating: 4/5

Good value for money

For the price, you get a lot of high-quality hardware. The washers are a nice touch to prevent surface damage. One compartment was slightly loose in the box, but the contents were fine.

5 FAQ

Q: Are these screws suitable for marine environments?

A: Yes, being made of 304 stainless steel, they offer excellent corrosion resistance and are suitable for most marine applications, though 316 grade is recommended for direct saltwater submersion.

Q: What specific metric sizes are included in this set?

A: This complete set typically includes M3, M4, M5, and M6 sizes with varying lengths from 6mm to 20mm. Please refer to the detailed packing list in the product manual for exact counts per size.

Q: Is the storage box stackable with other kits?

A: Yes, the case is designed with interlocking ridges on the top and bottom, allowing you to securely stack multiple kits of the same series for efficient storage.

Q: Can these be used with aluminum materials without causing galvanic corrosion?

A: While 304 stainless steel is generally safe, using them with aluminum can potentially cause galvanic corrosion over time in wet conditions. We recommend using a dielectric grease or barrier washer for long-term outdoor aluminum applications.

Q: Do the locking nuts require any special tools to install?

A: No special tools are required. Standard metric wrenches or socket sets compatible with the nut size will work perfectly for installation and removal.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Pirelli PZ4 Tires, Sizes 235/245/255/265/285/40/45/50/55 R19/R20/R21/R22

Pirelli PZ4 Tires, Sizes 235/245/255/265/285/40/45/50/55 R19/R20/R21/R22

$350.00

Wooden Plaque Carved Signboard for Business Opening, Antique-Style Shop Entrance Header, Custom Engraved Solid Wood Couplets MWU

Wooden Plaque Carved Signboard for Business Opening, Antique-Style Shop Entrance Header, Custom Engraved Solid Wood Couplets MWU

$182.96

Kumho ES01 Car Tires: Sizes 155/165/175/185/205 with Aspect Ratios 55/60/69 and Rim Diameters 14/15/16/17

Kumho ES01 Car Tires: Sizes 155/165/175/185/205 with Aspect Ratios 55/60/69 and Rim Diameters 14/15/16/17

$458.00

Mont Marte Paint Brushes, Creative Children's Painting Brush Set (3 Pieces), Tempera Brush Kit for Kids

Mont Marte Paint Brushes, Creative Children's Painting Brush Set (3 Pieces), Tempera Brush Kit for Kids

$6.50

Baohong Watercolor Paper 300g 8K/4K - Wood Pulp A1/A3/K3 350g Fine/Coarse Grain for Watercolor and Oil Pastels 4K

Baohong Watercolor Paper 300g 8K/4K - Wood Pulp A1/A3/K3 350g Fine/Coarse Grain for Watercolor and Oil Pastels 4K

$4.00

Imported IK7 Linear Bearing LM 162837 203242 254059 304564 3552O0 UU

Imported IK7 Linear Bearing LM 162837 203242 254059 304564 3552O0 UU

$96.00

Used Car Tires Auto Salvage Tires 155 165 175 185 195 205 215 1U3 14 15 16

Used Car Tires Auto Salvage Tires 155 165 175 185 195 205 215 1U3 14 15 16

$202.00

Magnetic Charging Stand for MIJIA Smart Audio Glasses (Enjoyment Edition) & Jiehuan AI Glasses – Wireless Installation for Type 86 Box

Magnetic Charging Stand for MIJIA Smart Audio Glasses (Enjoyment Edition) & Jiehuan AI Glasses – Wireless Installation for Type 86 Box

$84.10

Premium DIY Succulent Sand Painting Scented Candle Kit for Holidays and Team Building

Premium DIY Succulent Sand Painting Scented Candle Kit for Holidays and Team Building

$21.20

2018 / New 2024 Rockschool Drum Kit Levels 0-8 Complete with Bonus Audio

2018 / New 2024 Rockschool Drum Kit Levels 0-8 Complete with Bonus Audio

$21.98

Hanyue Cordura N66 Rafting Dry Bag - Ultra-Light Waterproof Storage for Outdoor Swimming and Trekking

Hanyue Cordura N66 Rafting Dry Bag - Ultra-Light Waterproof Storage for Outdoor Swimming and Trekking

$35.70

Sketchbook for Casual Drawing, Acrylic Marker and Watercolor Pad, Square Pocket Art Book, Portable Travel Journal with Thick 230g White Cardstock

Sketchbook for Casual Drawing, Acrylic Marker and Watercolor Pad, Square Pocket Art Book, Portable Travel Journal with Thick 230g White Cardstock

$5.50

Wenxin Tang Calligraphy Copybook for Beginners, Regular Script Duobao Pagoda, Running Script Lanting Preface, Small Kai Lingfei Jing, Brush Character Cards

Wenxin Tang Calligraphy Copybook for Beginners, Regular Script Duobao Pagoda, Running Script Lanting Preface, Small Kai Lingfei Jing, Brush Character Cards

$23.80

Resistor NXBU714 for ABB ACS800 Inverter

Resistor NXBU714 for ABB ACS800 Inverter

$560.00

3D Printing Pen for Kids - Edible Malt Sugar Art DIY Kit for Birthdays (Age 6+)

3D Printing Pen for Kids - Edible Malt Sugar Art DIY Kit for Birthdays (Age 6+)

$39.00

Professional Rotating Car Tire and Wheel Cleaning Rack – Effortless Washing Stand

Professional Rotating Car Tire and Wheel Cleaning Rack – Effortless Washing Stand

$245.00

Nangong Wenfang Three-Character Classic Small Regular Script Copybook – Transparent Cards for Calligraphy Practice Beginners

Nangong Wenfang Three-Character Classic Small Regular Script Copybook – Transparent Cards for Calligraphy Practice Beginners

$69.00

Over-Washing Machine Shelf, Multi-Function Flip-Top Storage Cabinet for Toilet, Bathroom Floor-Standing Unit with No Drilling Required

Over-Washing Machine Shelf, Multi-Function Flip-Top Storage Cabinet for Toilet, Bathroom Floor-Standing Unit with No Drilling Required

$32.88

UGREEN Cable Organizer, Magnetic Desktop Data Wire Fixer, Phone Charging Clip and Cord Collector

UGREEN Cable Organizer, Magnetic Desktop Data Wire Fixer, Phone Charging Clip and Cord Collector

$15.90

Compact Manual Water Pump Dispenser for Home Desktop Use – Mini Hand-Press Faucet for Large Water Buckets

Compact Manual Water Pump Dispenser for Home Desktop Use – Mini Hand-Press Faucet for Large Water Buckets

$23.10

Traditional Sheepskin Rattle Baby Chewable Old-Style Handmade Newborn Wave Drum Toy for Children 0-6 Months

Traditional Sheepskin Rattle Baby Chewable Old-Style Handmade Newborn Wave Drum Toy for Children 0-6 Months

$17.80

Amazon Best Seller Clearance - Outdoor Waterproof Dry Bag for Swimming, Rafting, Snorkeling, and Diving

Amazon Best Seller Clearance - Outdoor Waterproof Dry Bag for Swimming, Rafting, Snorkeling, and Diving

$135.00

Huirui 420AB Fast-Curing Silicone Adhesive - High-Strength Instant Glue for Bonding Silicone Metal Plastic and Velcro

Huirui 420AB Fast-Curing Silicone Adhesive - High-Strength Instant Glue for Bonding Silicone Metal Plastic and Velcro

$36.00

IGBT Module FP15R12KE3/FP25R12KE3/FS50R12KE3/FS75R12KE3

IGBT Module FP15R12KE3/FP25R12KE3/FS50R12KE3/FS75R12KE3

$250.00

3F UL Gear Ventilated Waterproof Dry Bag – Compressible Storage for Sleeping Bags, Clothes, and Swim Gear

3F UL Gear Ventilated Waterproof Dry Bag – Compressible Storage for Sleeping Bags, Clothes, and Swim Gear

$40.80

Martini 100% Cotton Watercolor Paper 200g/300g Thickened Art Sketch Paper 4K Drawing Paper

Martini 100% Cotton Watercolor Paper 200g/300g Thickened Art Sketch Paper 4K Drawing Paper

$12.00

Flameless Aromatherapy DIY Kit - Natural Crystal Diffuser Stones for Home Decor and Demagnetizing

Flameless Aromatherapy DIY Kit - Natural Crystal Diffuser Stones for Home Decor and Demagnetizing

$4.68

[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment

[Ali Health] Dental Implant Initial Consultation Package, Oral Cavity Filling, Crown, Denture, and Implant Assessment

$7.90

3M Industrial Scouring Pad for Polishing, Cleaning, and Rust Removal - Bulk Factory Supply with Aluminum Oxide

3M Industrial Scouring Pad for Polishing, Cleaning, and Rust Removal - Bulk Factory Supply with Aluminum Oxide

$7.20

Bull Socket Storage Box - Multi-Outlet Power Strip with Cord, Home Multifunctional Desktop Cable Organizer, Power Junction Board

Bull Socket Storage Box - Multi-Outlet Power Strip with Cord, Home Multifunctional Desktop Cable Organizer, Power Junction Board

$85.90