M18 Steel Dies AtticZone M18 X 2.5 Metric Hand Thread Die, 2.5mm Pitch, 1 M18 X 2.5 Thread Die [Specification] As shown in the picture, outside diameter: 45mm, thickness: 18mm. 2.5mm pitch, right hand. [Thread Taps] Tapper and plug straight groove taps, with different cutting edges. Tapper tap, more for through-hole threads, tap until... Appropriate lubricating oil should be added to the die cutting edge when tapping. [Feature] Suitable for general purpose threading. Metric hand tap and die Model: M18 x 2., 5, 2., 5mm pitch, right hand Material: High speed alloy steel Note: Hand taps, Not be used for machine Package Include: 1 M18 x 2., 5 thread die [Round Die] Large capacity chip removal hole, smooth chip removal, sharp and hard tapping thread, good precision. Aazon.co: AtticZone 14x2.0 etric Hand Thread Tap and Die, 1 Tapper Tap, 1 Plug Tap, 1 Round... M18 x 1.0mm Pitch Metric Right Hand Thread 18mm x 1.0 Alloy Steel Thre - Electro [Material] Made of high speed steel, wear-resistant, reliable, durable.