How much weight can these support?

The fischer DUOBLADE can hold up to 75 lbs.

Can this be used in hollow door installations?

Yes it can be used for that application.

fischer 50 Piece DUOBLADE Self-Drilling Drywall Anchor (for #4-8 Screw Sizes)

fischer 50 Piece DUOBLADE Self-Drilling Drywall Anchor (for #4-8 Screw Sizes)

Product ID: 418633643

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Details

Brand
Fischer
Colour
silver
Fastener Type
screw
Material
Steel
Size
4-5 mm

🔒Anti-rotation lock prevents spinning

🧰50-piece bulk pack for all projects

⚙️Self-drilling tip for fast install

Description

🔧 Upgrade your drywall game with fischer DuoBlade — install like a pro, every time!

BULK READY - 50 anchors per box means you’re always stocked for your next drywall upgrade or remodel.
ROCK SOLID HOLD - Anti-rotation lock ensures anchors stay put—no frustrating spinouts during mounting.
PRO GRADE TORQUE - High torque design delivers a satisfying, secure fit every time you set an anchor.
EFFORTLESS PRECISION - Self-drilling tip cuts installation time in half with clean, no-predrill setup.
UNIVERSAL COMPATIBILITY - Designed for #4-8 screws, perfect for wood, metal, chipboard, and versatile fixtures.

The fischer 50 Piece DUOBLADE Self-Drilling Drywall Anchors are engineered for fast, reliable installation without predrilling. Featuring a self-drilling tip, anti-rotation lock, and compatibility with #4-8 screws, these zinc-finished anchors provide high torque and a flush finish for mounting wood, metal, and chipboard fixtures. Ideal for professionals and DIYers alike, the 50-piece set ensures you’re ready for any drywall project with confidence and ease.

Specifications

ASIN	B07Z8GJBDG
Brand	Fischer
Colour	silver
Compatible Groove Diameter	4 Millimeters
Country Of Origin	USA
Customer Reviews	4.5 out of 5 stars 112 Reviews
Fastener Type	screw
Finish Types	Zinc
Grade Rating	residential
Head Style	Flush
Item Diameter	4 Millimetres
Item Shape	Round
Item Weight	0.17 Kilograms
Manufacturer	fischer
Material	Steel
Material Type	Steel
Number of Pieces	50
Screw Head Style	Flush
Size	4-5 mm
Size Name	4-5 mm
Thread Size	M5

Reviews

C**N

Holds tight in sheetrock/wall board

24.01.2024

D**.

Best drywall fasteners for medium to larger applications

21.01.2023

E**G

Solid choice for sheetrock

10.10.2025

O**E

Buy stock in these

4.09.2024

A**2

If you have crap for dry wall.....

5.02.2021

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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Fantastic experience overall. Will recommend to friends and family.

1 month ago

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The delivery time was excellent, and the packaging was secure.

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The product quality is outstanding. Exactly what I needed for my work.

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