DMT D2C 2.5 Inch Dia Sharp Coarse Diamond Mini Hone Clear

Amazon

Comfortable and easy access to edge care in confined areas Coarse diamond to transform a dull edge Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface No oil is needed-sharpen dry or with water Durable construction will provide years of performance and reliable service, Weight: 0.04 Pounds, Manufacturer: Acme United Corporation

Zoro Tools

Diamond paddles with an easy access tongue, and specially designed handle for comfort and ease of use.The sharpening area measures 63 x 20 x 0.75mm. (2.1/2 x 3/4 x 1/32in).The overall length is 178mm (7in).

ManoMano

Type. Mini-HoneSize. 83 x 25 x 0.5mmGrit. Coarse.