Fixed Leather Edge Creaser/groover Spacing 1.0/1.5/2.0mm by Kemovancraft

Leathercraft 5 in 1 Groove Tool Adjustable Leather Edge Stitching Groover Scribing Creaser DIY Leather Tool - AliExpress

Screw Creaser

KemovanCraftTools

Creasing Iron - UK

Leather Edge Beveler ''NEW Ver-3'' D2 Steel Leather Craft Edge Tool

Creasing Iron

Leather Edge Beveler - UK

Utility Knife Replaceable&lockable Razor Knife Leather Cutting

KemovanCraftTools

Leather Edge Creaser/Groover Adjustable Stitch Line Pressing Tool 0.5/1.2/ 1.5mm Leather Edge Groover Leather Craft Tool - AliExpress

Leather Detachable Scratch Awl - Flat/Diamond Awl Leathercraft - AliExpress

Leather Edge Creaser - Canada