Best for Adhesives & Glue, Fasteners, Paint Accessories
Open mobile app


RIZTECHEveryday 7:00 AM - 6:00 PM
Hello! Need help? Don’t worry, I’ve got you. Tell me what’s up, and I’ll be happy to assist 💁
A scarifier is a surface‑preparation tool used to create grooves, scratches, or texture so that the next coat of plaster, mortar, stucco, or veneer bonds strongly. The MARSHALLTOWN model you have open uses 1/4" × 3" flexible blue‑steel tines to scratch the undercoat efficiently .
These are the core, job‑site uses—perfect for staff training or product cards in your hardware store.
Creates uniform grooves in the first coat so the next coat mechanically locks in.
Essential for three‑coat stucco, interior plaster, and mortar beds.
Prevents delamination, cracking, and weak bonding. (Customer reviews confirm excellent performance for scratch coats on stone veneer and stucco.)
Used after applying the scratch coat behind manufactured or natural stone.
Ensures the veneer mortar has something to grip. One reviewer used it for a heavy stone fireplace backing and noted it “worked good to scarify the scratch coat” and improved long‑term adhesion.
When patching stucco, the scarifier roughens the repair area so the new stucco bonds properly.
Helps blend patches with existing texture.
Roughens old plaster surfaces before applying new plaster layers.
Useful when resurfacing walls that have been skim‑coated or repaired.
Creates keying texture on mortar beds for brick, block, or stone work.
Helps prevent sliding or shifting of the next layer.
Best for Adhesives & Glue, Fasteners, Paint Accessories


Hello! Need help? Don’t worry, I’ve got you. Tell me what’s up, and I’ll be happy to assist 💁