Spanner Screws | McMaster-Carr

Filter by

Drive Style

Drilled Spanner

Thread Size

Length

Fastener Head Type

Drive Size

Rounded Head Style

Material

18-8 Stainless Steel

System of Measurement

Head Diameter

Threading

Partially Threaded

Head Height

Flat Head Profile

Thread Type

Screw Size

Thread Spacing

Finish

Thread Direction

RoHS

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Thread Fit

Metric Class 6g

Unified Standard Class 2A

Rounded Head Profile

Tensile Strength

30,000 psi to 99,999 psi

Hardness

Thread Pitch

How can we improve?

245 Products

Screws and Bolts

Tamper-Resistant Drilled Spanner Pan Head Screws

Tamper-Resistant Drilled Spanner Pan Head Screws

A tamper-resistant drilled spanner drive makes these screws difficult to remove without special tools. They're 18-8 stainless steel for good chemical resistance and may be mildly magnetic.

Metric Tamper-Resistant Drilled
Spanner Pan Head Screws

Metric Tamper-Resistant Drilled Spanner Pan Head Screws

These metric screws have a drilled spanner drive, making them difficult to remove without special tools. Made from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic.

Extra-Wide Tamper-Resistant
Drilled Spanner Truss Head Screws

Extra-Wide Tamper-Resistant Drilled Spanner Truss Head Screws

The extra-wide head distributes holding pressure to reduce the likelihood of crushing thin materials.

Tamper-Resistant Drilled Spanner Flat Head Screws

Tamper-Resistant Drilled Spanner Flat Head Screws

These screws have a tamper-resistant drilled spanner drive, which makes them difficult to remove without special tools.

Metric Tamper-Resistant Drilled
Spanner Flat Head Screws

Metric Tamper-Resistant Drilled Spanner Flat Head Screws

These metric screws have a tamper-resistant drilled spanner drive, making them difficult to remove without special tools.

Drilled Spanner Rounded
Head Screws for Sheet Metal

Install and remove these screws with a tamper-resistant spanner driver.

Drilled Spanner Flat Head Screws for Sheet Metal

Drilled Spanner Flat Head Screws for Sheet Metal

Install and remove these screws with a tamper-resistant spanner driver.

Drivers, Keys, and Bits

Drilled Spanner Bits

Use with screws that have two drilled holes.

Drilled Spanner Bit Sets

Use with screws that have two drilled holes.

Bit Assortments

testString

Assortments contain bits with multiple drive styles.

Bit Screwdrivers

Insert a bit into the shaft and a magnet holds it in place.

Screwdrivers

These standard-length drivers are found in every tool box.

Screwdriver Sets

Sets include an assortment of drivers.

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)