5/16 -18 NC H3 4FL BTM X 6 OAL
Pulley Tap Thread Size 5/16 In.-18 UNC Overall Length 6 in High Speed Steel Right Hand Thread Length 1-1/8 in 75 Percent Thread Drill Size F Thread Limit H3 Class of Fit 3B Number of Flutes 4
Standard shipping
Estimated delivery time: 7-10 days