Tungaloy 16ER 19W-B AH725 External Whitworth Threading Carbide Insert (10pcs) Cast Iron Turning The surface finish is surprisingly

The surface finish is surprisingly good for a CVD grade

PCHR Series Model Designation Breakdown

Better suited for straight grooving and general parting where lateral profiling is minimal

gauge-perfect lead threads on carbon steels

W - Specific Lead Approach Angle Configuration (Enables excellent back-boring

Tungaloy 16ER 19W-B AH725 External Whitworth Threading Carbide Insert (10pcs) Cast Iron Turning The surface finish is surprisinglyTUNGALOY 16ER 19W B AH725 External 55 Whitworth Specialist 19 TPI AH725 Nano PVD Grade Product Overview The Tungaloy 16ER 19W B AH725 is a high precision external threading insert specifically engineered for the 55 Whitworth thread standard. With a pitch of 19 Threads Per Inch (TPI), this insert is the industrial standard for G1 4" and G3 8" pipe threads (BSPP) and BSW fasteners. This indexable carbide insert utilizes the premium AH725 PVD coated