... ) Tunnel dig2) F10 modle application: F10D Model is a super splitting force model, with middle long wedge. Suit for reinforced ... Ton35F12 45~5065024~56520 Ton354) Primary Application Areasa. F2 model: Secondary cutting of rock, Extension work in underground, ... Extension work in underground, Mine work, Presspipe workc. F10 model: Demolition of normal and lightly reinforced concrete, Secondary cutting ...