Somta Series 621 – 8mm HSS-Co8 Square Toolbit Somta Series 140 – 8.5MM Straight Shank Stub Drill Pitch (TPI): 18 WNMG080408PTCA525-10 The 1 1 8 225mm Caulking Gun Fits most cartridges

Pitch (TPI): 18

secure connections and efficient branching in fluid and pneumatic systems

allowing compatibility across multiple rivet sizes and materials for versatile workshop use

Quality Designation Measurement System Metric Clamping method of insert Top Clamp Category External Turning Connection Style Square Shank Back End Size 25x25 Holder Style 90° Insert Shape T-Triangular 60° Clearance angle Positive (11°) Hand Right Coolant No Insert Code  TP  Using the chart within images

Thread Pitch (TPI): 20

Somta Series 621 – 8mm HSS Co8 Square Toolbit Somta Series 140 – 8.5MM Straight Shank Stub Drill Pitch (TPI): 18 WNMG080408PTCA525 10 The 1 1 8 225mm Caulking Gun Fits most cartridges Pitch (TPI): 18 secure connections and efficient branching in fluid and pneumatic systems