Test Tube Brush
The test tube brushes are made of iron frame with nylon or pig hair as the brush
Totally we have 3 sizes for choice:
Large size:full length:260mm;
Brush length:128mm;
brush diameter:17 mm
Medium size:full length:235mm;
Brush length:118mm;
Brush diameter:25 mm
Small size:full length:185mm;
Brush length:88mm;
Brush diameter:33 mm
Customized size available
