center plug

center plug

[′sen·tər ‚pləg]
(design engineering)
A small diamond-set circular plug, designed to be inserted into the annular opening in a core bit, thus converting it to a noncoring bit.
References in periodicals archive ?
Cast center plug in place and let air dry for 24 hours.
Now before you start thinking this is just a Tennessee Technology Center plug, let me say this.
POPin Video Banking Collaboration's Customer Communication Center plugs directly into the backend of existing systems, providing financial institutions the tools they need to serve their members and improve performance and management through streamlined communication and analytics.
Full browser ?