They are actually stronger than most metal and chemical anchors because the all plastic plug bonds through friction to concrete

Yellow zinc plated bolting will meet or exceed ASTM F1941

In diameters 1/4 to 1 1/2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications

5/8-11 x 5 Hex Cap Screw SS 18-8 (A2)

3/4-10 x 2 Hex Cap Screw SS 316 (A4) 1-8 A307A Hex Tap Bolts Zinc Plated They are actually stronger than3 4 10 x 2 Hex Cap Screw SS 316 (A4) . 316 series stainless steel differs from 18 8 by its molybdenum content (2 3%) and a higher nickel content (10 14%). 316 stainless steel has greater corrosion resistance than 18 8 as well as superior strength at high temperatures.