For 3/8"-16 threaded rod.

Diameter: 5/16"
Diameter 2: 3/8"
Length: 2-1/2"
Material: Steel
Finish: Zinc
Point Type: Type 17
Driver Type: 5/8" Hex
Thread Size: 16 (Coarse)
Style: Vertical
Type: Threaded Rod Hanger
Specifications: Wood Type

Box of 25.