Cabinet Assembly Screws PN# 12622 $141.71 / CS NEW Cabinet Assembly Screws PN# 12622 # 10-9 X 3 1/2" Square Flat Head With Nibs Under Head Coarse Thread Type 17 Zinc Plated Screws Best Cabinet Install Screws. Known as Quickcutters or QC Quantity per CS 25 250 1500 CS Weight 23.6 lb Dia. Length Drive Head Point Finish #103 1/2"Sq#2Flat HeadSingle T17Zinc NEW $141.71 / CS Quantity