1/2 inch / 12.7mm Dia Low Carbon Soft Steel Bearing Catapult Ammo Ball

Soft Steel Ball Bearings: High Quality soft steel ball bearings made from AISI 1010 steel. Although considered a soft ball they have a hardness to 105 B (Brinell Scale).
These steel balls are easily drilled, machined, welded and are attracted to magnets.
Typical applications from wrought iron work, ammunition to models.
Manufactured in compliance to the following international standards: AFNOR XC 10, DIN 1.1121, JIS S12C / JIS S1OC / JIS S9CK, AMS 5040 / AMS 5042 / AMS 5044 / AMS 5047 / AMS 5053 / ASTM A108 / ASTM A29 / ASTM A510 / ASTM A519 / ASTM A545 / ASTM A549 / ASTM A575 / ASTM A576 / MIL SPEC MIL-S-11310 (CS1010) / SAE J403 / SAE J412 / SAE J414 / UNS G10100

Brand / Quality:

Simply Loose Ball - High Quality

Outside Diameter:

12.70mm = 1/2 inch