The Kerrison Rongeur – Your New Surgical-Grade Crafting Best Friend

In crafting, woodworking, and DIY projects, precision is crucial. Whether you’re trimming delicate materials, sculpting intricate designs, or perfecting a model, having the right tools can make all the difference. Enter the Kerrison Rongeur with a 6.3mm half-oval bite—a surgical-grade instrument that is becoming increasingly popular in workshops and crafting benches everywhere. Explore why this … Read more

Vintage 1975 tungsten wire spool from Obtainium Science and Surplus

Tungsten Wire: The Science, History, and Modern Applications of Wolfram

👉Buy it from Obtainium Science and Surplus Tungsten wire, often called Wolfram wire, is one of science and industry’s most versatile and durable materials. Its unmatched heat resistance, strength, and precision have been a cornerstone of innovation for decades. Whether repairing crosshairs in a microscope, powering an electron microscope, or crafting high-temperature experiments, tungsten wire delivers … Read more

You Need This – Vintage Brown and Sharpe 12-Piece Micrometer Set 

Because one accurate measurement is worth more than a dozen expert opinions.  We love Brown and Sharpe Micrometers. They are the kind of toolset that defines the word precision. As luck would have it, we have an exceptional set for sale in our e-commerce store. This collection is not just functional—it’s a piece of engineering … Read more

Hach Water Test Kit for Nitrites and Nitrates from Obtainium Science and Surplus, displayed open on a textured metal surface. The blue plastic case contains glass test tubes, black caps, a dropper, and compartments for reagents. Instruction sheets and reagent packets are visible.

Why the Hach Water Test Kit NI-12 for Nitrites and Nitrates Is Vital for Water Quality Analysis

Nitrites and nitrates—common contaminants in water—can pose serious risks to health and the environment. Water is essential to life, but how often do we stop to think about what’s in it? Testing your water is the first step to ensuring its safety. Enter the Hach Water Test Kit NI-12 for Nitrites and Nitrates, a reliable, portable, and … Read more

A Leeds & Northrup Model 7556 Guarded Potentiometer from Obtainium Science and Surplus, shown from the front. The vintage gray metal device has multiple black control knobs, labeled dials, and a power cord resting on a textured metal surface.

Measure Voltage Like It’s 1965

The Timeless Appeal of the Leeds & Northrup Model 7556 Guarded Potentiometer At Obtainium Science and Surplus, we’re passionate about preserving the legacy of scientific innovation. That’s why we’re excited to showcase one of our most iconic pieces: the Leeds & Northrup Model 7556 Guarded Potentiometer. This vintage precision instrument isn’t just a relic of the past—it’s … Read more