Test Indicator Clamps | McMaster-Carr

	Current Current

	Test End Test End

	Retractable Hook
	Banana Plug
	Hook
	Banana Jack
	Double Banana Plug
	Alligator Clip
	Retractable Grabber
	Probe Tip
	Retractable Insulation Piercing Grabber
	Socket Test Adapter
	Threaded Needle Tip
	Threaded Needle Tip with Alligator Clip
	Tweezer

	Connection End Connection End

Cross Stackable Banana
Plug

Pin-Tip Jack

Retractable Hook

Spade Terminal

Stackable Banana Plug

Stackable Double
Banana Plug

Two Retractable Banana
Plugs

Two Retractable Hooks

Two Stackable Banana
Plugs

Wire Screw Terminal

	System of Measurement System of Measurement

Inch

Metric

	Wire Connection Wire Connection

1/4" Male Quick-Connect
Terminal

	For Wire Gauge For Wire Gauge

24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
2
1
1/0
2/0
3/0
4/0
250 MCM
300 MCM

	Clip Material Clip Material

	Length Length

	Color Color

	Black		Red
	Green		Blue
	White		Yellow

	Jaw Opening Jaw Opening

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Jaw Style Jaw Style

Insulation Piercing Alligator

Pipe

	Insulation Style Insulation Style

	Tooth Style Tooth Style

Toothed

Toothless

	Material Material

Steel

Stainless Steel

	Spring Material Spring Material

Steel

Stainless Steel

	Adjustment Type Adjustment Type

Knob

Wing Nut

T Handle

	Wire Gauge Wire Gauge

	Rivet Material Rivet Material

Steel

Stainless Steel

Brass

Polypropylene Plastic

	Component Component

Adjustable Dovetail Swivel
Attachment

Ball-and-Socket Swiveling
Dovetail Attachment

C-Clamp with Holding Rod

Combination Stem/Dovetail
Attachment

Double-Jointed Arm
Attachment

Double-Jointed Dovetail
Attachment

Dovetail Attachment

Height Gauge/Tool Post
Attachment

Height Gauge/Tool Post
Attachment with Dovetail
Swivel Clamp

Height Gauge/Tool Post
Attachment with Jointed Arm

Starrett Last Word Ball-and-
Socket Swivel Attachment

	Hand-Held DC Voltage Rating Hand-Held DC Voltage Rating

186 Products

Test Leads and Cords

High-Current Test Clips

Test equipment that draws more than 10 amps of current. These clips are spring loaded to hold tight for hands-free testing.

Pipe Clips

Also known as a geophone clip, this clip has rounded jaws that clamp onto battery terminal lugs and other curved surfaces for hands-free testing.

Alligator Clips

Spring-loaded clips create a secure temporary electrical connection for hands-free testing.

Build-Your-Own Test Leads

Choose your own combination of test lead tips and cords.

Test Lead Sets

Pairs of red and black test leads are ready to connect to a multimeter or other electrical test equipment.

Test Leads

Replace a test lead or complete a set with a red or black lead.

Test Lead Kits

Perform electrical tests with a set of red and black test leads and interchangeable tips.

Test Lead Adapters

Convert a test lead tip style to take a new electrical measurement without switching test leads.

BNC Test Cords

Connect oscilloscopes and other bench-top testers.

Patch Cords

Hook up electrical testing equipment and create test circuits.

Indicator Accessories

Indicator Swivel Clamps

Secure indicators, upright posts, attachments, and holding rods at any angle.

Attachments for Lever-Style Variance Indicators

Use these attachments to mount indicators in chucks, tool posts, height gauges, or a variety of other setups.

Attachments for Plunger-Style Variance Indicators

Use with swivel clamps to position indicators.