ENSURE ACCURATE SHARPENING: The Trend Honing Guide maintains the correct angle when sharpening your chisels and plane irons, with preset settings for 25, 30, 35 and 40 degree angles. COMPATIBLE WITH WIDE RANGE: Precision roller with alloy body clamps blades from 10mm (3/8”) to 32mm (1-1/4”) and plane irons up to 60.3mm (2-3/8") wide, allowing for a broad range of tool sharpening. PRECISE BLADE ANGLE ADJUSTMENT: The adjustable stop on this honing guide set enables you to achieve precise blade angle adjustment, ensuring that your tools are sharpened to perfection. DESIGNED FOR DIAMOND BENCH STONES: This honing guide set is intended for use with with 63mm (2-1/2 inch) wide x 178mm (7 inch) long diamond bench stones, allowing for consistent, high-quality and accurate sharpening. PERFECT TOOL FOR SHARPENING: Upgrade your tool sharpening with the Trend Honing Guide Diamond Stone Set. Please note that this set is not suitable for firmer or short-blade (butt) chisels.