1079172 | SC064C-032-LH-SK-C (Pack of 100) --- Low Head Socket Screws - 1/4-20 UNC - 6.35mm - 31.8 mm - High Tensile Steel / Black Oxide Carbon Steel Screw 151x19 Reid Tool® BHT-25090

Reid Tool® BHT-25090

Reid Tool® GAR-74092

S99NH3MURC1012

130 tooth - 264

SK120M150SKC

1079172 | SC064C-032-LH-SK-C (Pack of 100) --- Low Head Socket Screws - 1/4-20 UNC - 6.35mm - 31.8 mm - High Tensile Steel / Black Oxide Carbon Steel Screw 151x19 Reid Tool® BHT-250901 4 20 UNC (6. 35mm) 31. 8 mm High Tensile Steel Black Oxide Low Head Socket Screws High Tensile Steel Black Oxide Sold Per 100: Base Category: Screws Low Head Socket Top Level Category: Screws Low Head Socket Carbon Steel Product Details Thread Size (C): 1 4 20 UNC (6. 35mm) High Tensile Steel Black Oxide Thread Size (C): 1 4 20 UNC (6. 35mm) Thread Length (L): 31. 8mm (31. 8mm is 1. 252 in.) Material: High Tensile Steel Black Oxide Head Height: 3.