US$ 185.00
Heavy duty construction made to Type J aircraft specifications
#44 Heavy Duty Jobber Drill Bit
the threads and nylon form a tight
Typical hardness on diameters 1/4 to 1 inch is HRC 25-34
1 1/4-12 x 2 Socket Cap Screw Alloy F436 Flat Washers Plain Heavy duty construction made to1 1 4 12 x 2 Socket Cap Screw Alloy . Alloy Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM A574. Manufactured from heat treated alloy steel, 1960 series.