'chipping'

Sapsons SKT series knockout tools are used to punch tubes/tube stubs out of tube sheets. They're used manually or with pneumatic chipping hammer (either directly or after the collapse of tube-ends). Tube Size: 3/8"- 4"(9.5 - 101.6 mm) OD

Air Hammers – High-Performance Pneumatic Tools for Heavy-Duty Applications Air Hammers, also known as pneumatic hammers, are powerful tools designed for high-impact tasks such as cutting, chipping, carving, or breaking hard materials like metal, stone, or concrete. Powered by compressed air, these tools offer superior performance, precision, and control—making them ideal for automotive repair, metal fabrication, construction, and demolition work.

Flaring of projected tube ends, after Expansion ensures better grip of the tube with the Tube sheet. It can be used either manually or with Pneumatic Chipping Hammer. Made out of Special Alloy and heat treated , to withstand the impact load, while using. Handle portion is knurled for better grip. Available For Any Tube Size Between ½” To 1.1/2” OD Tubes