Igwe Beveling GMM-H nke a na-akpọkwa igwe Beveling aka na-ebuga chamfer sara mbara ruo 15 mm, na-agbanwe akụkụ na-aga n'ihu site na ogo 15 ruo 60. Nhazi aka Ergonomic maka ndị nwere ntụ ntụ nduzi dị mfe, buru maka ọrụ.
