PLUGLINE 200-400 mm Multi Size Inflatable Test Plug – Heavy-Duty Pipe Sealing Solution Insize SPC Cable for Electronic Micrometers (20″) Series 7304-4 eg = DTGNR3232P22 would refer High speed steel HSS 3208-100B Insize Limit Micrometer 25-50mm Range Series 3235-50mm

eg = DTGNR3232P22 would refer to a TN insert style

making it ideal for use in tight spaces or smaller components

while the 285 x 270mm size makes it suitable for a variety of applications

Repair damaged threads with ease using the Imperial Helicoil Thread Repair Kit 1/2-20

Accuracy: ±2'

PLUGLINE 200 400 mm Multi Size Inflatable Test Plug – Heavy Duty Pipe Sealing Solution Insize SPC Cable for Electronic Micrometers (20″) Series 7304 4 eg = DTGNR3232P22 would refer High speed steel HSS 3208 100B Insize Limit Micrometer 25 50mm Range Series 3235 50mm eg = DTGNR3232P22 would refer to a TN insert style making it ideal for use in tight spaces or smaller components