We have a Scottish Terrier / Corgi mix and he has all Scottie hair.

Mars Stripping Knife with Ergonomic Handle, Specialty Double Usage https://www.amazon.com/dp/B00OGLN92U/ref=cm_sw_r_cp_api_i_AZZ23KQPDFNZQT968HM6

Brutul Bee Dog Grooming Coat Stripping Knife Stripper Trimmer Tool Wooded Handle Stripping Knives Set of 6 in Stainless Steel Non-Slip Tools for Grooming Dogs (Blue) https://www.amazon.com/dp/B08D72QV8Y/ref=cm_sw_r_cp_api_i_KW18YS50KCBB4BS858SD?_encoding=UTF8&psc=1

I have no idea what size tools we need. Any help is much appreciated.