Lonroy BGD 511 涂层铅笔硬度划痕试验机 (tungsten carbide spheres, 160 mm)

■ Compression Springs:  spring steel

■ Test tips: tungsten carbide spheres

■ Total Length: 160 mm

■ Diameter: 16 mm

■ Net Weight: approx. 250 g

■ Standard kit includes: 

1 Test tip: (0.75mm dia.-Bosch)

3 Springs (0 – 3 N; 0 – 10 N; 0 – 20 N)

1 Plastic carrying case