Made from aluminum sheet, this Z-shaped stand holds up to 18 test tubes in three different sizes (1, 0.75, 0.5") for efficient laboratory use.

• Test tube rack featuring a sturdy aluminum construction that will stand up to the wear and tear of the lab
• Supports up to 18 test tubes, 6 measure up to 25 mm in diameter, 6 measure up to 19 mm in diameter, 6 measure up to 13 mm in diameter - Provides convenient insertion and removal of tubes. Dimensions 3.2" tall, 8" long, and ⁴/₅" wide
• Made from 18 gauge aluminum sheet, anodized and 3 tier
• Designed for use in professional laboratories, but is an ideal choice for science classrooms

The stand features 18 spots for 3 different size test tubes: 6×1" holes, 6׳/₄" holes, and 6×¹/₂" holes. The stand sits 3.4" tall and is 8×4.5" wide.