Tornillo carriage zincado ( astm a307)

1/2X1, 1/2X1.1/2, 1/2X1.1/4, 1/2X2, 1/2X2.1/2, 1/2X3, 1/2X3.1/2, 1/2X4, 1/2X4.1/2, 1/2X5, 1/2X5.1/2, 1/2X6, 1/2X7, 1/2X8, 1/4X1, 1/4X1.1/2, 1/4X1.1/4, 1/4X1/2, 1/4X2, 1/4X2.1/2, 1/4X2.1/4, 1/4X2.3/4, 1/4X3, 1/4X3.1/2, 1/4X3/4, 1/4X4, 1/4X4.1/2, 1/4X5, 1/4X5.1/2, 1/4X6, 1/4X7, 1/4X8, 3/16X1, 3/16X1.1/2, 3/16X1.1/4, 3/16X1/2, 3/16X2, 3/16X2.1/2, 3/16X3, 3/16X3.1/2, 3/16X3/4, 3/16X4.1/2, 3/16X4.1/4, 3/16X5, 3/16X6, 3/8X1, 3/8X1.1/2, 3/8X1.1/4, 3/8X1.3/4, 3/8X10, 3/8X12, 3/8X2, 3/8X2.1/2, 3/8X3, 3/8X3.1/2, 3/8X3/4, 3/8X4, 3/8X4.1/2, 3/8X5, 3/8X5.1/2, 3/8X6, 3/8X7, 3/8X8, 3/8X9, 5/16X1, 5/16X1.1/2, 5/16X1.1/4, 5/16X2, 5/16X2.1/2, 5/16X2.1/4, 5/16X3, 5/16X3.1/2, 5/16X3/4, 5/16X4, 5/16X4.1/2, 5/16X5, 5/16X5.1/2, 5/16X6, 5/16X6.1/2, 5/16X7, 5/16X8, 5/8X1.1/2, 5/8X2, 5/8X2.1/2, 5/8X3, 5/8X3.1/2, 5/8X4, 5/8X4.1/2, 5/8X5, 5/8X5.1/2, 5/8X6, 7/16X1, 7/16X1.1/2, 7/16X1.1/4, 7/16X2, 7/16X2.1/2, 7/16X3, 7/16X3.1/2, 7/16X4, 7/16X4.1/2, 7/16X5