Hex Flat Head Machine Screws 18-8 Stainless Steel - Tamper Proof (Metric)

M3-0.50 x 10 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (3/32)

Item Number: 3109001 Price: 1 to 999 for $0.38 / 1,000+ for $0.27

M3-0.50 x 12 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (3/32)

Item Number: 3109002 Price: 1 to 999 for $0.40 / 1,000+ for $0.28

M3-0.50 x 16 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (3/32)

Item Number: 3109003 Price: 1 to 999 for $0.41 / 1,000+ for $0.29

M4-0.70 x 10 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109004 Price: 1 to 999 for $0.39 / 1,000+ for $0.28

M4-0.70 x 12 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109005 Price: 1 to 999 for $0.54 / 1,000+ for $0.38

M4-0.70 x 16 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109006 Price: 1 to 999 for $0.57 / 1,000+ for $0.40

M4-0.70 x 20 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109007 Price: 1 to 999 for $0.60 / 1,000+ for $0.42

M4-0.70 x 25 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109008 Price: 1 to 999 for $0.67 / 1,000+ for $0.47

M4-0.70 x 30 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109009 Price: 1 to 999 for $0.74 / 1,000+ for $0.52

M4-0.70 x 40 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109010 Price: 1 to 999 for $0.77 / 1,000+ for $0.54

M5-0.80 x 12 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109011 Price: 1 to 999 for $0.61 / 1,000+ for $0.43

M5-0.80 x 16 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109012 Price: 1 to 999 for $0.65 / 1,000+ for $0.46

M5-0.80 x 20 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109013 Price: 1 to 999 for $0.71 / 1,000+ for $0.50

M5-0.80 x 25 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109014 Price: 1 to 999 for $0.73 / 1,000+ for $0.51

M5-0.80 x 30 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109015 Price: 1 to 999 for $0.81 / 1,000+ for $0.57

M5-0.80 x 40 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109016 Price: 1 to 999 for $0.88 / 1,000+ for $0.62

M5-0.80 x 50 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109017 Price: 1 to 999 for $1.01 / 1,000+ for $0.71

M5-0.80 x 60 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109018 Price: 1 to 999 for $1.22 / 1,000+ for $0.85

M6-1.00 x 12 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109019 Price: 1 to 999 for $0.84 / 1,000+ for $0.59

M6-1.00 x 16 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109020 Price: 1 to 999 for $0.91 / 1,000+ for $0.64

M6-1.00 x 20 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109021 Price: 1 to 999 for $0.97 / 1,000+ for $0.68

M6-1.00 x 25 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109022 Price: 1 to 999 for $1.06 / 1,000+ for $0.74

M6-1.00 x 30 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109023 Price: 1 to 999 for $1.10 / 1,000+ for $0.77

M6-1.00 x 40 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109024 Price: 1 to 999 for $1.22 / 1,000+ for $0.85

M6-1.00 x 50 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109025 Price: 1 to 999 for $1.28 / 1,000+ for $0.89

M6-1.00 x 60 Tamper Resistant Hex Flat Head Machine Screw 18-8 Stainless Steel - Metric (5/32)

Item Number: 3109026 Price: 1 to 999 for $1.59 / 1,000+ for $1.11

CURRENT SELECTIONS

Let customers speak for us

from 4957 reviews

10 x 1 1/2 Phil Flat Sheet Metal Screw Zinc Plated

JOSE R DELAFUENTE

10 x 1 1/2 Phil Flat Sheet Metal Screw Zinc Plated

07/26/2026

M6-1.00 x 60 Socket Cap Screw 12.9 Alloy Plain DIN 912

Michael Maninger

M6-1.00 x 60 Socket Cap Screw 12.9 Alloy Plain DIN 912

07/26/2026

Great Choices !

Content exactly what I ordered ! Shipping was too much and could / should have been less...

Shel Jake Berman

5/16 x 4 Hex Lag Screw 18-8 (A2) Stainless Steel

07/25/2026

Had what i needed.

Needed a certain type of bolt for security reasons. They had it and everything else i needed. Will use them again.

William Gray

#14 x 1 Tamper Resistant Spanner Insert Bit (1/4 Hex)

07/25/2026

Fast service

Great selection, fast delivery.

Ron Miller

#14 x 1 Tamper Resistant Spanner Insert Bit (1/4 Hex)

07/19/2026

10 x 1 1/2 Phil Pan Sheet Metal Screw Zinc Plated

JOSE R DELAFUENTE

10 x 1 1/2 Phil Pan Sheet Metal Screw Zinc Plated

07/18/2026

Would buy again

Easy to navigate website, shipping was fair, quality hardware at half the cost of the dealer.

Ryan Billings

M14-2.00 x 90 Socket Cap Screw 12.9 Alloy Plain DIN 912

07/16/2026

FMW Fasteners is great

My ordered arrived in 1 day, and it was the cheapest I could find anywhere. Great

Joseph Gwynn

Simpson ET-3G™ Epoxy Adhesive 22-oz. side-by-side cartridge Includes (1) EMN22i mixing nozzle and (1) extension ***GROUND SHIPPING ONLY***

07/16/2026

8 x 3 Phillips Bugle Coarse Drywall Screws Phosphate - Carton (2000)

vincent reynolds

8 x 3 Phillips Bugle Coarse Drywall Screws Phosphate - Carton (2000)

07/14/2026

Online order of screws

Special screws for length and type! Delivered quickly and accurately.

Dwight Jarratt

10-16 x 3 Phillips Flat Self Drill Screw Zinc Plated

07/13/2026

5/16-18 x 2 1/2 Torx Floorboard Screw Type F Black

Matthew Bratton

5/16-18 x 2 1/2 Torx Floorboard Screw Type F Black

07/13/2026

3/8-16 x 1 Tamper Resistant Torx Button Head Socket Machine Screw 18-8 Stainless Steel (T-45)

Patrick Kenion

3/8-16 x 1 Tamper Resistant Torx Button Head Socket Machine Screw 18-8 Stainless Steel (T-45)

07/11/2026

Long screws

Perfect size to hold a microwave to the top cabinet above the stove

Maria Cappello

1/4-28 x 4 1/2 Socket Cap Screw Alloy

07/11/2026

7-19 x 1 Strong Point® Square Drive Trim Head Self Drilling Screw Phosphate Coating - Carton (10000)

Hernandez Joaquin

7-19 x 1 Strong Point® Square Drive Trim Head Self Drilling Screw Phosphate Coating - Carton (10000)

07/10/2026

Fast delivery, well packaged.

Ron

M6-1.00 x 20 Tamper Resistant Drilled Spanner Pan Head Machine Screw 18-8 Stainless Steel - Metric (#14)

07/09/2026

Testimonials

★★★★★
They were swift and delivered fast! They had everything I needed.
Eddie Wilcox
Parma, OH

★★★★★
GREAT PRODUCT AND BUSINESS
Exactly what we needed and apparently FMW is not only the single source, but the best source. Easy ordering-fast shipping and great communications.
John B.
Salem, OR

★★★★★
Exactly what I needed and received in a timely manner. Thank you!
Mary Marucci
Philadelphia, PA

Sign up and save

Let customers speak for us

Testimonials