Chipboard screws muaj cov xov sib sib zog nqus kom muaj zog tuav lub zog ntxhib xov thiab ntse taw tes kom muab qhov siab tshaj plaws tuav thiab qhov tsawg kawg nkaus strip tawm mus rau hauv chipboard, MDF board lossis ntoo ntoo.
Muab nrog CR3, CR6 Yellow Zinc / Zinc / Dub Oxidize thiab lwm yam.