tap bolts) with all dimensions conforming to DIN 933

1-8 x 3 Socket Cap Screw Alloy

This combination of features makes the 1 1/2-6 Grade 2 finished hex nut zinc plated an excellent choice for reliable fastening needs

7/8-9 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

19/64 Cobalt Heavy Duty Jobber Drill Bit (12) 3/4-10 Hex Tap Bolts 18-8 Stainless Steel tap bolts) with all dimensions19 64 Cobalt Heavy Duty Jobber Drill Bit . Heavy duty construction made to Type J aircraft specifications. Used for drilling holes in hard, tough materials such as stainless steel, titanium, high temperature and high strength alloys. High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills.