Countersink Inserts | McMaster-Carr

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System of Measurement

Screw Size

OD

Material

Ferrite Ceramic

Stainless Steel

Countersink Angle

ID

Washer Type

Thickness

0.015" to 0.019"

0.017" to 0.021"

0.020" to 0.025"

0.023" to 0.028"

0.028" to 0.034"

0.037" to 0.045"

0.084" to 0.104"

0.094" to 0.114"

0.097" to 0.117"

0.115" to 0.135"

0.130" to 0.151"

Finish

Black Zinc Plated

Zinc Yellow-Chromate Plated

Mount Type

Unthreaded Hole

Length

Shape

Thread Size

Overall Height

Color

Hole Diameter

Maximum Pull

Magnetic Pull Rating

Super Light Pull (<2 Lbs.)

Light Pull (2-10 Lbs.)

Medium Pull (10-30 Lbs.)

Heavy Pull (30-60 Lbs.)

Super Heavy Pull (>60 Lbs.)

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

Width

Number of Mounting Holes

Countersink Location

Hardness

Rockwell 15N 80

How can we improve?

346 Products

Fastening and Joining

Finishing Washers

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

Insulating Washers

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

Lock Washers

Resist vibration to prevent fasteners from loosening

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

Magnets

Attract or repel metal objects to hang, secure, or position them

Fabricating and Machining

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

Communication

RFID Tags

Track the location of inventory in your facility; pair with RFID reader/writers

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