ET-00401 UNIVERSAL PIN SPANNER SET GLAND NUT WRENCH RANGE: 25/32" - 3-15/16" Interchangeable pins. Forged in chrome vanadium steel, with divider-type adjustment controlled from central knurl. Each wrench supplied with a set of 8 pins. Pins Size: Ø2.5 ~ 4mm, Ø 3 ~ 5mm, Ø 6 ~ 8mm, Ø 7 ~ 9mm. Double-ended round pins for nuts with top holes. Loosens & tightens nuts and bolts in tight spaces Range: 25/32" - 3-15/16" Buy with confidence! This is a terrific item, it is a "must have" for professional mechanics. This Tool is a Brand New