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TechSpareWarehouse  |  SKU: M2-5X4-PFH-CS-BLK-1PK-HPSPX360-099

M2.5 x 4mm Phillips Wafer Head Screw for HP Spectre x360 Laptop Repair - Single Replacement Black

Regular price $0.10
Free US shipping on orders $25+. Shipping policy

Bulk Discounts

QuantityPrice per unit
Buy 1 – 49 pcs $0.10 /each
Buy 50 – 499 pcs $0.09 /each
Buy 500 – 999 pcs $0.08 /each
Buy 1000 – 2499 pcs $0.07 /each
Buy 2500 – 4999 pcs $0.06 /each
Buy 5000 + pcs $0.05 /each

Fits

  • HP Spectre x360 Laptop Repair

Size 4mm

Not sure? Compare with the screw size chart or ask us before you order.

Fit check before you order (30 seconds)
  1. Thread M2.5 = the threaded shank is 2.5 mm across. Hold the old screw against a ruler or use calipers; M2, M2.5 and M3 look alike but do not swap.
  2. Length 4 mm is measured from under the head to the tip. Too long can hit parts behind the hole.
  3. Same device? Check the model in the title and the Fits list above against the label on your device.

Still unsure? Send us a photo of the screw next to a ruler and the device model.

Often needed together

  • $0.10
  • 50 × $0.10 = $5.00

Each line is added at $4.99 or more, the cart’s minimum per line. The total is at list price; bulk discounts by quantity come off in the cart.


M2.5 x 4mm Phillips Wafer Head Screw for HP Spectre x360 Laptop Repair

Lost a single screw during a repair? This listing is for one (1) M2.5 x 4mm Phillips wafer head black oxide carbon steel screw, sized specifically for use in HP Spectre x360 Laptop Repair. Sold individually so you only buy what you actually need.

Why the Right Screw Matters

Using the wrong screw size can cause permanent damage to your hardware. A screw that is too long can puncture components, crack motherboards, or push through chassis. A screw too short will not hold, and the wrong thread diameter will strip threads in their seats and ruin standoffs.

  • Wrong length: punctured PCBs, cracked housings, broken battery cells
  • Wrong diameter: stripped threads in standoffs and inserts
  • Wrong drive type: cammed-out heads and unrecoverable fasteners
  • Wrong finish: corrosion and rust over time

What You Get

  • Quantity: 1 (one) screw - sold individually
  • Thread: M2.5 (metric coarse, 0.45mm pitch)
  • Length: 4mm under the head
  • Head style: Phillips wafer head
  • Material: carbon steel with black oxide finish

Compatibility

This M2.5 x 4mm screw is commonly used in:

  • HP Spectre x360 Laptop Repair
  • Compatible models: HP Spectre x360
  • Other equipment using M2.5 x 4mm Phillips wafer head fasteners

Specifications

  • Screw size: M2.5 x 4mm
  • Thread diameter: 2.5mm
  • Thread pitch: 0.45mm (metric standard)
  • Length: 4mm
  • Head: flat / Phillips drive
  • Material: carbon steel
  • Finish: black oxide
  • Standard: Metric

Important: Do not mix metric M-sizes. M2 and M2.5 look similar but have different thread diameters and pitches - using the wrong one will cross-thread or strip the seat. Always verify the original screw's diameter and length before installing.

Fits these models

Devices whose service manuals, parts lists or manufacturer specifications call for an M2.5 x 4mm metric screw at the position shown. The thread and length match; check that the screw you are replacing also has a wafer head (low profile, flat underside).

Device / model Where the screw goes Source
HP EliteBook 640 G11 display Phillips M2.5 x 4.0 display assembly screws (x6); screw table also lists M2.5 x 4 with 4.5mm head kaas.hpcloud.hp.com
Interchangeable pendant clasp screw system Jewelry pendant explicitly stated as designed 'for M2.5 screw interchangeable system' with 'The M2.5 thread is 4mm long' beachbuggy.at
Lenovo ThinkPad X200 / X201 screw kit Manual lists M2.5 x 4mm screw download.lenovo.com
ASUS Chromebox 4 (CN66) M2.5 x 4 and M2.5 x 6 screws used in chassis disassembly dlcdnets.asus.com
PW-Sat2 CubeSat secondary structure and panels M2.5 x 4mm solar panel brackets, M2.5 x 6mm sun sensor mount, M2.5 x 8mm secondary structure to X frames pw-sat.pl
Acer Aspire 4020/5510 series screw list Screw list item 'SCREW I2.5*3M-BNIH(M2.5L3)' i.e. explicit M2.5 length 3mm screw, and 'SCREW M2.5*4L-BZN-NYLOK' manualsdir.com
Acer Aspire 4250 Screw List Table 6-4: SCREW M2.5*4.0-I(NI)(NYLOK) manualowl.com
Acer Aspire 5332 / 5732Z Screw List: SCREW M2.48D 4.0L K 5.5D 0.8T ZKNL manualowl.com
Acer 7520 / 7220 Screw List: SCREW M2.5*4(NL), part MA0000061G0 manualsdump.com

Full list: M2.5 x 4mm on Screw Fitment Database

What does an M2.5 x 4mm screw fit?

Service manuals and manufacturer specs list an M2.5 x 4mm screw in: HP EliteBook 640 G11 display; Interchangeable pendant clasp screw system; Lenovo ThinkPad X200 / X201 screw kit; ASUS Chromebox 4 (CN66); PW-Sat2 CubeSat secondary structure and panels. Match the head style of the screw you removed (this is a black low-profile Phillips wafer head, not countersunk).



Common Applications & Use Cases for Metric Screws

Computers, Laptops & Electronics

  • Laptop bottom covers and chassis fastening
  • Laptop hinge mounting and reinforcement
  • Keyboard plate and PCB mounting
  • SSD and M.2 drive installation
  • Motherboard standoff and component mounting
  • Cooling fan and heatsink attachment
  • Graphics card shroud and bracket screws
  • Power supply housing fasteners
  • Monitor stand and VESA mounting hardware

Keyboards, Gaming & Accessories

  • Mechanical keyboard case assembly
  • Keyboard PCB and plate mounting
  • Switch plate reinforcement
  • Custom keyboard builds and repairs
  • Gaming controller housing screws
  • Mouse shell and internal component fastening

Audio, Video & Camera Equipment

  • Audio amplifier enclosure screws
  • Speaker cabinet mounting hardware
  • Microphone housing and clip fastening
  • Camera body and accessory mounting
  • Tripod plate and quick-release adapters
  • AV rack and equipment chassis screws

Home Appliances & Small Devices

  • Coffee machine internal fasteners
  • Vacuum cleaner housing screws
  • Small kitchen appliance assembly
  • Smart home device mounting
  • Router and modem casing screws
  • Printer and scanner component fastening

Furniture, Fixtures & Home Hardware

  • Cabinet hinges and drawer hardware
  • Furniture frame assembly
  • Bed frame brackets and supports
  • Door handles and locksets
  • Light fixture mounting screws
  • Wall-mounted accessories and brackets

Automotive, Powersports & Mobility

  • Interior trim and dashboard components
  • License plate brackets
  • Motorcycle fairings and panels
  • Bicycle accessories and components
  • Car audio and dash installations
  • Electric scooter and e-bike assemblies

Industrial, Commercial & Workshop Use

  • Control panel enclosures
  • Electrical junction boxes
  • Equipment housings and covers
  • Small machinery guards
  • Industrial electronics mounting
  • Maintenance and repair hardware

DIY, Repair & General Hardware

  • Electronics repair projects
  • Prototyping and hobby builds
  • Replacement for lost or stripped screws
  • Custom fabrication projects
  • 3D-printed part assembly
  • General fastening where precision is required

Miscellaneous & Specialty Uses

  • Robotics and automation projects
  • RC cars, drones, and hobby equipment
  • Educational STEM kits
  • Test fixtures and lab equipment
  • Custom enclosures and cases

How to Choose the Correct Screw

Selecting the correct screw is important for proper fit, strength, and long-term reliability. Before ordering, confirm the following:

Screw Size (Diameter)

Measure the outer thread diameter of the screw. Metric screws are labeled in millimeters, such as M2, M2.5, or M3.

Length

Measure from under the head to the tip of the screw unless otherwise specified by the head style.

Thread Type

Ensure the thread matches the receiving material. Most electronics and hardware applications require metric machine threads rather than self-tapping threads.

Head Type

Confirm the head style needed for proper seating, such as flat head, pan head, or button head.

Drive Type

Match the drive type (Phillips, Torx, Hex, etc.) to the tools you plan to use and the torque requirements of the application.

Material & Finish

Choose the appropriate material and finish based on strength, corrosion resistance, and environmental conditions.

If you are replacing an existing screw, we recommend removing one and comparing the diameter, length, and head type directly before ordering to ensure a proper fit.

Frequently Asked Questions

Are these screws metric or imperial?

These are metric screws. Metric screws are measured in millimeters and are commonly used in electronics, laptops, keyboards, and precision hardware.

How is screw length measured?

Screw length is measured from under the head to the tip of the screw, unless otherwise specified by the head style.

Will these screws fit laptops, keyboards, or electronics?

Yes. These screws are commonly used in laptops, mechanical keyboards, SSD mounting, cameras, and other electronic devices. Always verify size and thread type before ordering.

Can these screws be used as replacements?

Yes. These screws are ideal replacements for lost or stripped screws in compatible devices. We recommend comparing one existing screw for best fit.

What tools are required to install these screws?

Installation typically requires a matching screwdriver based on the drive type, such as Phillips, Torx, or Hex. No special tools are required.

Delivery and Shipping

Usually Ships Within 24 Hours. All Orders Are Shipped With Tracking Numbers.

Need a similar screw or a custom size?

Missing a screw? We help you find the exact replacement.

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Frequently Asked Questions

What size is this screw?
The exact metric size (thread diameter x length) is listed in the product title. All measurements are metric; length is measured from under the head for flat head screws.
Will this fit my device?
If you are not sure, check our free Laptop Screw Size Chart or use the Screw Size Finder Tool, and compare your part to the product photos before ordering.
What material and finish is this?
These screws are precision-machined Carbon Steel with a Black Oxide finish and a Phillips drive, matching OEM laptop and electronics hardware.
How fast do you ship?
Orders are usually processed and shipped within 24 hours (Monday to Saturday) from Elgin, South Carolina, and every order ships with tracking. US orders of $25 or more ship free; typical US transit is 1 to 5 business days after dispatch. See the shipping policy.