BT Engineering Dentil Dori Block – Long Sided

The worlds first Dori block to suit dentil brickwork

With various orientations possible our new Dentil Dori Block offers both internal and external offsets up to 30mm in 10mm increments. 

Engineered to hold two string lines running both ways on 50.8mm profiles.

We have come some way from the original string line block Dorian first came to us with. 

International Patent Protected