Hole Saw Arbor, 3/8 in Hex, 3/8 in Arbor dia, 1/2 in-20 Thread, Carbide Tipped Pilot Standard Arbor

INSTANT COOLING RELIEF – Hyper-evaporative PVA easily activates with water for up to four hours of cooling
STAY-PUT DESIGN – Unique pull-through slot secures band around neck for fuss-free all-day wear
COMFORTABLE – When wet, band remains soft and bulk-free for wear around the neck
SUN PROTECTION – UPF 50+ protection from harmful UV rays
WORKDAY TO WEEKEND – Also great for outdoor recreation such as running, hiking or other activities
DIMENSIONS – 4in x 29.5in / 10.2cm x 74.9cm
MACHINE WASHABLE – Air dry until band is stiff, rewet to reactivate and soften