Perforated casing is manufacturing with API casing, joints with size up to diameter 20"and length R3. Every joints perforated is debarred internal and external. Upon request, we can drill standard or customized hole size in any number and nay patter
Our company has sets of special designed muiti-spinder drilling machine which has a capacity of more than 10000 meters per month.
Rows Available with: any inch size or metric size such as 1" center, 2" center, 3" center, 4" center or 6", or 25mm, 50mm, 75mm,100mm,150mm
Drill sizes available: 1/4", 3/8", 1/2", 5/8", 3/4", and 1"
Pipe sizes available: 2-3/8” to 13-3/8”
Pipe grade can deal: Stainless steel, J55, K55, N80, L80
Hole pattern: Non staggered, staggered, spiral staggered