The Plumber's Choice Pex Tubing Plumbing Kit Crimper Tool 1/2 in. and 3/4 in. Elbow Stainless Steel 1/2 in. and 3/4 in. Cinch and Half Clamp KP1234 - The Home Depot
B&B 1221 PDQ Pipe Welding Alignment Clamp for 2-6 in. Pipe - Jim & Slims Tool Supply
Poly Pipe Pinch Clamp Tool, 3/4" - 1", Reed SSO1C
B & B Pipe Tools 1600-3 Cage Clamp 3 Inches - rigweldersupply.com