DIY Pipe Clamps (Woodworking Clamps) - Bigger Than the Three of Us
4 Pcs C Clamp Set 4 Inch Heavy Duty G-Clamps Automotive and Wood Working Clamps with 4 Inch Jaw Opening Sliding for DIY Carpentry Woodworking Welding and Building(4 Inch, 4 Pcs) - - Amazon.com
Make Your Own Wooden C-Clamp! | DIY Woodworking Tools #2 : 10 Steps (with Pictures) - Instructables
Crazy Easy Homemade Bar Clamps | DIY - YouTube
DIY Pipe Clamps (Woodworking Clamps) - Bigger Than the Three of Us
Literally the most basic clamps you can make | Popular Science