J Star Engineering is one of the leading manufacturers and suppliers of high performance Hand Operated Hollow Block Making Machine that is designed and developed by our team of professional engineers using premium class materials that result in high durability and robustness which result in longer service life. It is fixed with a mechanically operated to easily move the compression ram for the compaction of concrete blocks. Hand Operated Hollow Block Making Machine offered by our company can be delivered to our customers as per their demands with an assurance of fast and safe delivery.