Wide-Range Digital Thermometer with Probe, -50 to 300°C Lab Supplies_Lab Burner Accessories Tandem double plastic pulley pairing

Tandem double plastic pulley pairing 38mm and 50mm low-friction wheels on an open-sided steel frame

Closing to 3m and extending to 9m

each foam-protected in a wooden case with frequencies labeled

Aluminum 40cm precision force table with tapped pulley positions and central ring assembly for resolving and composing force vectors under equilibrium conditions

Bulk 144-pack of pre-cleaned 75 x 25mm glass microscope slides features frosted labeling ends and ground polished edges for high-volume teaching labs

Wide-Range Digital Thermometer with Probe, -50 to 300°C Lab Supplies_Lab Burner Accessories Tandem double plastic pulley pairingEight inch external probe on a 36 inch cord on this handheld digital thermometer, reading 50 to 300C at 1C accuracy up to 200C for a range of lab heating, cooking, and HVAC work.