Red Head Brass spanner wrenches are cast from tough, rugged ALMAG35 alloy. They have a tensile strength of 40 KSI that meets the requirements of ASTM GM70B.

Descriptions:
Style SW-1
Designed for sizes 1", 1½", 2", 2½" and 3" Storz.
Weight: 3½ Ounces.
Length: 10".

Style SW-2
Designed for sizes 4", 5" and 6".
Weight: 8 Ounces.
Length: 13".

Style SLW-1
Designed for use specifically with 4" and 5" locking Storz heads.
Weight: 8 Ounces.
Length: 11".