The carbon steel pin and mushroom head configuration make this anchor tamper resistant

3/8-16 x 7 1/2 Socket Cap Screw Alloy

You can order them in the exact quantity you need rather than accepting some arbitrary quantity

5/32 Heavy Duty Jobber Drill Bit

Precision ground for high degree of concentricity between shank and body diameter

5/8 x 36 ITM SDS Max X-Cutter Hammer Drill Bit 1/2-13 Socket Cap Screws Alloy The carbon steel pin and5 8 x 36 ITM SDS Max X Cutter Hammer Drill Bit . Industrial quality Special tungsten carbide tip Copper Silver brazing of carbide head Double spiral Fastest dust removal Fastest drilling speeds Clean round holes Less vibration Suitable for masonry, stone and brick aggregates Made in Germany