ITEM: Thread Forming Tap: #256 UNC, 2BX Class of Fit, Modified Bottoming Chamfer, HighSpeed SteelEPM, GLT104 Finish EMUGE. MANUFACTURER: EMUGE. BRAND: Emuge. MANUFACTURER PART: BU371Q00.5001. Thread Forming Tap: #256 UNC, 2BX Class of Fit, Modified Bottoming Chamfer, HighSpeed SteelEPM, GLT104 Finish H3, Series InnoFormCATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. Taps. Thread Forming Taps. N/A. KEYWORDS: EmugeTapsThread Forming TapsN/AN/A.