Features: APPLICATION RANGE — Alternative to OTC 7463. Small adjustable wrench with two slot works on gland nuts with a pin hole size of 1/4 & 7/32″, the claw is adjustable within the range of 1 to 3-3/4 inch (2.5 to 9.5cm). FUNCTION — This Adjustable Spanner Wrench is Designed for Removing Hydraulic Cylinders. Use with a square breaker bar that provides extreme leverage to effectively loosening stubborn gland nuts. STURDY PINS — Upgraded with stronger replaceable pins to tackle even the most stubborn gland nuts. The replaceable pins have holes/slots drilled into the sides, making it easy to keep the wrench in place. .