Test Tube Holder (Stoddard)
Item # 06-3015
Stoddard test tube clamps easily hold test tubes up to 31mm in diameter.
These Stoddard clamp test tube holders are made of steel and will easily hold test tubes 6-31mm in diameter. Overall length 7" (180mm).
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.