McMaster-Carr

Search Results

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

	Thread Type Thread Type

	Thumb Screw Head Shape Thumb Screw Head Shape


Round	Spade

Wing	Four Arm

Hex	Multi-Lobe

Rectangular	Two Arm

	Material Material

	Length Length

	Round-Head Thumb Screw Profile Round-Head Thumb Screw Profile


Low	Raised

Flared Collar	High

Narrow

	Head Diameter Head Diameter

	Threading Threading

	Fully Threaded
	Partially Threaded

	Head Height Head Height

	Tensile Strength Tensile Strength

Less than 20,000 psi

20,000 to 59,999 psi

60,000 to 79,999 psi

80,000 psi or greater

Not Rated

	Grip Style Grip Style


Knurled	Two Arm

Six Arm	Single Arm

Three Arm	Five Arm

Four Arm

	Mount Type Mount Type


Push On	Clamp On

Threaded Stud

	Finish Finish

Black Oxide

Zinc Plated

	Drive Style Drive Style


Slotted	Hex	External Hex

	Head Material Head Material

	For Screw Size For Screw Size

	Thread Spacing Thread Spacing

	Head Color Head Color

	Color Color

	Black		Gray
	Red		Yellow
	Off-White

	Collar Diameter Collar Diameter

	Thread Pitch Thread Pitch

	Collar Height Collar Height

1,542 Products

Thumb Screws

Knurled-Head Thumb Screws

Roll the finely knurled, slip-resistant screw head between your fingers for controlled adjustment.

Plastic-Head Thumb Screws

These thumb screws have a lightweight and nonconductive plastic head and metal threads.

Wing-Head Thumb Screws

Wings provide more leverage than spade-head thumb screws for greater torque while tightening.

Spade-Head Thumb Screws

Thumb Screws with Holding Tip

Hold objects in place by exerting pressure at the tip.

Hex-Head Thumb Screws

When your thumb screw needs to be more than finger-tight, these allow you to use a wrench for more torque.

Plastic Thumb Screws

Plastic thumb screws are chemical resistant, lightweight, and nonconductive.

Latching Thumb Screws

The head fits through a slit in a latch or panel to hold it in place.

Handles and Knobs

Knobs

Knobs provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Terms and Conditions and Privacy Policy