ATLIN Honing Guide Fits Chisels 1 8” to 1 7 8”, Fits Planer Blades 1 3 8” to 3 1 8” auspowers_batchone with profit making technology spreadCycle4 TM June_2023_update with profit making technology spreadCycle4 TM (High Dynamic Chopper) Glue and Mastic with CDB Newest Technology (Megatron 4") The instructions detail how to set up various types of chisels The ATLIN Honing Jig has 3 sections for clamping your tools which are all fully adjustable: The upper jaws clamp plane irons and adjust from 1 3 8" to 3 1 8" in width The lower jaws clamp paring and low angle chisels and adjust from 1 8" to 1 7 8" in width Under the lower jaws