Stainless Steel Pozi Pan Head Machine Screws M8 and M10 Multiple Lengths - HomeDIYer

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Stainless Steel Pozi Pan Head Machine Screws M8 and M10 Multiple Lengths

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Thread Dia. x Length: M8 x 10mm

Pack Quantity (Pcs): 5

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$4.61 USD

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In stock (500 units), ready to be shipped

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Stainless Steel Pozi Pan Head Machine Screws M8 and M10 — Cam-Out Resistant Fasteners for Demanding Assemblies

Stripped screw heads, cam-out under torque, and fasteners that corrode after a season outdoors are recurring headaches for fabricators, maintenance technicians, and serious DIYers. When you need a machine screw that seats cleanly, drives without slipping, and holds up in challenging environments, the Pozi pan head design and stainless steel construction of these M8 and M10 screws make a measurable difference over standard Phillips fasteners.

Each screw is a single stainless steel Pozi (Pozidriv) pan head machine screw with a fully threaded shank. Thread diameters are M8 (pitch 1.25mm) and M10 (pitch 1.5mm). M8 lengths run from 10mm (about 3/8") to 100mm (about 4"); M10 lengths run from 16mm (about 5/8") to 80mm (about 3-1/8"). Available in flexible pack quantities from as few as 1 piece up to 50 pieces per order, depending on the size selected.

Typical applications include securing structural brackets and machine frames where M8 or M10 stainless pan head screws provide a flush, low-profile clamping surface; assembling outdoor enclosures, gate hardware, or marine fixtures where corrosion resistance is required; and production or maintenance work where Pozi drive machine screws reduce driver bit wear and rework time compared to standard Phillips fasteners.

⚠️ Drive Note: These screws use a Pozidriv (Pozi) recess. Use a PZ2 bit for M8 and a PZ3 bit for M10. Using a Phillips bit may cause cam-out and head damage.

🔩 Compatible with: ISO metric coarse-pitch tapped holes and hex nuts — M8 (pitch 1.25mm) and M10 (pitch 1.5mm). Requires Pozidriv driver bits PZ2 (M8) or PZ3 (M10).

✅ Key Features of These Pozi Pan Head Machine Screws M8 and M10

🔄Pozidriv Recess Reduces Cam-Out — The Pozi cross-recess has additional radial ribs that increase driver-to-screw contact area, allowing higher torque transfer with less slipping compared to standard Phillips drive — a key advantage when driving M8 or M10 stainless machine screws into metal.
🧲Stainless Steel Corrosion Resistance — Stainless steel construction resists rust and surface oxidation in indoor, humid, and light outdoor environments, making these screws suitable for applications where carbon steel fasteners would corrode over time.
📐Wide Length Range — M8 lengths from 10mm (3/8") to 100mm (4") and M10 lengths from 16mm (5/8") to 80mm (3-1/8") cover a broad range of clamping depths, so one listing handles most structural and mechanical fastening needs for these thread sizes.
🔧Pan Head Profile — The low-dome pan head provides a wide bearing surface that distributes clamping load without requiring a washer in many applications, and sits flush enough for use in recessed or countersunk clearance holes where a hex head would protrude.
🧪ISO Metric Coarse Thread — Standard M8 (1.25mm pitch) and M10 (1.5mm pitch) threads are compatible with widely available metric nuts, threaded inserts, and tapped holes — no specialty hardware required for assembly or replacement.
📦Flexible Pack Quantities — Order as few as 1 piece to verify fit, or up to 50 pieces for production runs — with intermediate options of 2, 3, 5, 8, 10, 20, 25, and 30 pieces available depending on the size selected, so you only buy what you need.

📐 Technical Specifications — Pozi Pan Head Machine Screws M8 and M10

Drive Type	Pozidriv (Pozi) — PZ2 for M8, PZ3 for M10
Head Style	Pan Head
Thread Standard	ISO Metric Coarse Pitch
Thread Diameter	M8 (pitch 1.25mm) / M10 (pitch 1.5mm)
Length Range — M8	10mm (3/8") to 100mm (4") — see variant options
Length Range — M10	16mm (5/8") to 80mm (3-1/8") — see variant options
Material	Stainless Steel — contact us to confirm grade (304 or 316)
Surface Finish	Natural stainless — contact us to confirm
Shank Type	Fully threaded
Pack Quantity Options	1, 2, 3, 5, 8, 10, 20, 25, 30, or 50 pcs (varies by size)
Country of Origin	Contact us to confirm

❓ Frequently Asked Questions

How do I choose the right length for my application?

Measure the total thickness of all materials being clamped, then add at least 1× the thread diameter for engagement in a tapped hole. For example, clamping 15mm of material with M8 typically calls for a 25mm (about 1") screw. For blind tapped holes, allow at least 1.5× the thread diameter of thread engagement. M8 lengths in this listing run from 10mm (3/8") to 100mm (4"); M10 from 16mm (5/8") to 80mm (3-1/8").

What is the difference between Pozi and Phillips drive?

Pozi (Pozidriv) and Phillips are both cross-recess drives, but Pozi has additional radial ribs between the four main slots that provide more contact area with the driver bit, significantly reducing cam-out under high torque. A Pozi bit is strongly recommended for these screws. Phillips bits can be used in a pinch but may cam out more easily, especially at the higher torque levels typical for M8 and M10 fasteners.

What stainless steel grade are these screws made from?

These screws are stainless steel. The exact grade (typically 304 or 316) can vary by batch. Grade 304 is suitable for most indoor and light outdoor applications. Grade 316 offers better resistance to salt, chlorides, and marine environments. Contact us to confirm the specific grade if your application has strict corrosion requirements.

Can these screws be used outdoors or in wet environments?

Stainless steel generally provides good corrosion resistance for outdoor and humid conditions. For marine, coastal, or salt-spray environments, 316 stainless is generally preferred. Contact us to confirm the grade before ordering for demanding outdoor applications. Avoid pairing stainless fasteners with dissimilar metals in wet conditions to prevent galvanic corrosion.

What thread standard do these screws follow, and are they compatible with standard metric nuts?

These screws follow the ISO metric coarse-pitch thread standard. M8 has a standard pitch of 1.25mm and M10 has a standard pitch of 1.5mm. They are compatible with standard metric tapped holes, threaded inserts, and metric hex nuts of the corresponding size. They are not compatible with UNC/UNF inch-series threads.

How much torque can M8 and M10 stainless screws handle?

Recommended tightening torque varies by grade and application. As a general reference for stainless steel: M8 typically handles 18–25 N·m and M10 typically handles 35–50 N·m. Always verify torque specs against your specific application. Stainless steel can gall (seize) under high torque — applying a small amount of anti-seize lubricant is recommended, especially for the larger M10 size.

What driver bit size do I need for Pozi pan head screws?

For M8 screws, a PZ2 (Pozidriv #2) bit is generally used. For M10 screws, a PZ3 (Pozidriv #3) bit is generally recommended. Always use the correct Pozi bit — not a Phillips bit — to maximize contact and minimize cam-out risk. A low-speed power driver or hand screwdriver is recommended for stainless fasteners to avoid galling.

Can I order a small quantity to test before buying in bulk?

Yes. Depending on the size selected, quantities start as low as 1, 2, or 3 pieces per order, with larger packs of 5, 8, 10, 20, 25, 30, or 50 pieces also available. Order a small quantity to verify thread fit, head clearance, and drive compatibility in your assembly before committing to a larger pack.

🛒 Select your thread size, length, and quantity above, then add to cart — ships from our US warehouse.