A clear surface treatment callout names the standard, type, class, thickness, masked areas, and acceptance basis so anodized, passivated, and plated CNC parts can be quoted and inspected without guesswork.
3
Menandai: surface treatment
x
-
×
Pahat ujung persegi: Diameter potong 8 mm, LOC 20 mm, Diameter batang 8 mm, Panjang keseluruhan 60 mm, 2 alur, Karbida padat, Dilapisi TiSiN
1 × RM4.12 -
×
M39x3 HSS 6542
2 × RM10.85
Pahat ujung persegi: Diameter potong 8 mm, LOC 20 mm, Diameter batang 8 mm, Panjang keseluruhan 60 mm, 2 alur, Karbida padat, Dilapisi TiSiN 
M39x3 HSS 6542 Subtotal: RM25.82