7mm to 120mm Industrial Solid Iron Balls Spheres Catapult Slingshot Ammo Pellets

Description

Industrial Solid Iron Balls Welding Balls Catapult Slingshot Ammo Pellets Hobby Model Craft Art Spheres
Ø 7 mm to Ø 120 mm
High-quality raw materials, safety and durability.
Industrial
,
Solid, low hardness, no quenching (no heat treatment), high precision, diameter tolerance approx. ±0.05mm.
Excellent workmanship, fine grinding and polishing on the surface. Round and smooth without burrs.
It is suitable for industrial processing, drilling, welding of handicrafts, castings, product counterweights, teaching experiments, etc.
The iron ball is not rust-proof, please pay attention to maintenance and seal storage in normal use.
● Standard: GB
● Material:Iron
● Low hardness
● Tolerance: ±0.05mm
● Size：
7 mm, 7.5 mm, 8 mm, 8.5 mm, 9 mm, 9.5 mm, 10 mm, 11 mm, 12 mm, 12.7 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm, 23 mm, 24 mm, 25 mm, 25.4 mm, 26 mm, 27 mm, 28 mm, 29 mm, 30 mm, 32 mm, 35 mm, 38 mm, 40 mm, 42 mm, 45 mm, 50 mm, 60 mm, 62 mm, 70 mm, 80 mm, 90 mm, 100 mm, 110 mm, 120 mm