Related Clues:

• Capture fully, as one's attention
• Hold, as one's attention
• Switch (between)
• Hard hat's fastener
• Bolt type
• Two-position switch
• On-off switch
• Fastener for 11 Down
• On/off switch
• Type of bolt
• Jeans reinforcer
• Levi's fastener
• Steelworker's fastener
• Bit of bridge-building hardware
• Heavy metal fastener