Acrow B.BSD.HD4.39 – Heavy-Duty Insert Holder for BSD39 Fine Boring Heads Insize Thread GO NOGO Plug Gauge M14x1.5mm Series 4139-14R 10🔹 Thread Standard: Unified National The SOMTA 5110513 511 Somta Series 101 – 12.3mm HSS Straight Shank Jobber Drill PWLNR2525M-08

Acrow B.BSD.HD4.39 – Heavy Duty Insert Holder for BSD39 Fine Boring Heads Insize Thread GO NOGO Plug Gauge M14x1.5mm Series 4139 14R 10🔹 Thread Standard: Unified National The SOMTA 5110513 511 Somta Series 101 – 12.3mm HSS Straight Shank Jobber Drill PWLNR2525M 08 10🔹 Thread Standard: Unified National Coarse (UNC)🔹 Thread Tolerance Class: ISO 2 (2B)🔹 Flank Angle: 60°🔹 Tap Type: Gun Nose Spiral Point Short Machine Tap🔹 Cutting Direction: Right Hand🔹 Application: General Purpose Through Hole Tapping🔹 Shank Standard: ISO 529🔹 Material: HSS (High Speed Steel)🔹 Hole Type: Through Hole and Relief Cutting in Steels and Stainless Steels