Advanced Paediatric Life Support: A Practical Approach to Emergencies (Advanced Life Support Group)

oiakus Portable Surface Roughness Tester, 100 Item Data Storage, Assessment Length: 1L~5L, Measures 12 Roughness Parameters, Sampling Length: 0.25/0.8/2.5 Mm, for Industrial Inspection

QianCruxtacy Industrial Accurate Surface Roughness Tester Meter, Portable Surface Roughness Gauge, 0.01μm High Accuracy, OLED Screen, USB Data Export, Ideal for Automotive, Aerospace and Metalworking

Surface-Roughness Test Block Tin Alloy Sample for Electro Spark Wire Cutting Ra0.63-10um Ra1.6-6.3um Industrial Inspection(Wire EDM 2)

Roughness Comparison Sample Block Test Kit for Industrial Quality Control Lathe Flat Milling Grinding Steel 8 * 6 * 3cm(Lathe)

ShaiVrissian Surface Roughness Tester,High Accuracy Portable Profilometer,Measuring Range Ra/Rq/Rz/Rt,Stylus Static Measurement Force ≤0.016n,for Industrial Measurement Metalblock

EpyGnom Handheld Surface Roughness Tester Meter, Portable Profilometer with Standard Calibration Block & Holder, Measure Ra, Rz, Rq, Rt, Precision Measurement for Industrial Excellence

Digital Surface Roughness Tester Meter, LCD Display, High Precision Roughness Gauge, Stroke Length 5.6mm, Parameters (um) Ra/RZ/Rq/RtRP/RV/RC, Curve Display, Roughness Measuring Tool, for Industrial

WTRYRN High-Precision Roughness Measuring Device,Portable Handheld Roughness Gauge,0.001µm Accuracy/LCD Display/Rechargeable for Industrial Metallic Surface Detection