Probe Needles | McMaster-Carr

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1,220 Products

Containers, Storage, and Furniture

Syringe Needles

Syringe Needles

Dispense precise amounts of fluid from syringes

Syringe Tips

Dispense fluids or spread adhesives from syringes and other small instruments

Syringes

Draw in and dispense fluids

Syringe Holders

Syringe Holders

Keep syringes upright so fluid doesn't flow back up the air line

Syringe Thread Adapters

Syringe Thread Adapters

Change connections on syringes, dispensing tips, and needles to luer lock or threaded connections

Transfer Needles

Transfer Needles

Move liquids from one container to another without contamination or spilling

Liquid Samplers

Liquid Samplers

Collect liquid samples from drums, tanks, and other containers

Fabricating and Machining

Picks

Hold, separate, and position small parts such as wire and springs

Small Parts Positioners

Small Parts Positioners

Position and install tiny springs and wires

Measuring and Inspecting

Test Lead Tips

Adapt Fluke test leads to perform electrical tests in tight spaces

Thermometers

Monitor temperature in tanks, pipes, control panels, and other equipment

Data Recorders

Log temperature, humidity, or pressure levels to track changes and troubleshoot your system

Chemistry Meters

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

Fluid Handling

RTDs

Measure and transmit liquid, gas, and surface temperature more precisely than thermocouples

Thermocouples

Measure and transmit liquid, gas, and surface temperature

Heating, Ventilation, and Air Conditioning

HVAC Flame Detectors

HVAC Flame Detectors

Replace flame detectors in HVAC equipment such as furnaces, ovens, water heaters, and boilers

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