35–55mm Internal Dial Caliper Gauge 0.01mm Accuracy Ray Dual-lens system with adjustable wide-angle

Dual-lens system with adjustable wide-angle camera and bottom optical flow lens

Accurate Tamping: Evenly compress coffee grounds for consistent shots

and serious listeners seeking rich detail and comfort during long sessions

Automatic Humidity Regulation: Built-in humidity sensor optimises air flow to prevent condensation and dampness

35–55mm Internal Dial Caliper Gauge 0.01mm Accuracy Ray Dual-lens system with adjustable wide-angleDesigned for measuring internal diameters with outstanding precision, this internal dial caliper gauge ensures you get reliable, repeatable readings every time. Its perfect for quality control, engineering, and precision assembly work. Key Features Fine 0. 01mm resolution dial for quick and accurate readings Robust stainless steel build for lasting precision and strength Smooth measuring operation for consistent, effortless use Excellent tool for