Offers a Repeatable Surface to Locate Parts in a 3 Jaw Chuck.
The 1.00"(Height) Dunham Chuck Stop features a 1/2" diameter center hole to allow some clearance for drilling or other operations. This can avoid having the drill damage the chuck stop. The jaw gap has been left large enough to accept 1-1/2" width jaws. Each Chuck Stop is made of Durable E-coated Aluminum for longer life, and can be used with workpiece diameter range of 1-1/8" to 5-1/2". The 3 powerful magnets will hold your light weight Chuck Stop firmly in place against the chuck face. Also available in 3 and 5 piece sets.