Somta Series 702 – 9/16" HSS Parallel Hand Reamer ABS IP66 Clear Lid Junction Box 200 x 200 x 95mm offering accurate adjustment and a WNMG080408PTCA525-10 The 1 1 8 225mm Caulking Gun Fits most cartridges

offering accurate adjustment and a versatile boring range

Thread size 1 1/4" NPT

To know what size the insert should be it refers to the last two digits in the code -  DTGNR2525M22meaning a TN-22 insert

Durable Build – Suited for workshop and field repairs

vertical-align:middle} Code Measurement Range Graduation Accuracy 4841-1 Internal Misalignment 0-30mm 1mm ±0

Somta Series 702 – 9 16" HSS Parallel Hand Reamer ABS IP66 Clear Lid Junction Box 200 x 200 x 95mm offering accurate adjustment and a WNMG080408PTCA525 10 The 1 1 8 225mm Caulking Gun Fits most cartridges offering accurate adjustment and a versatile boring range Thread size 1 1 4" NPT