8Pcs 16"(406mm) Length 6mm(0.236") Diameter Stainless Steel Rod,1/4 inch(0.25"-6.35mm) Diameter 304 Stainless Steel Round Rod,Metal Solid Shaft Rods for Industry,Metal Working Hobbies and DIY Craft.

METALLIXITY Precision Balls G100 1/4" 10pcs, 304 Stainless Steel Bearing Balls Beads - for Industry Kit, Machinery, Automotive, and DIY

MECCANIXITY 1Pcs 19mm x 200mm 304 Stainless Steel Rods, Round Metal Solid Rod Lathe Bar Stock for Industry, DIY Craft, Car, Helicopter, Airplane

2PCS 316L Stainless Steel Sheets Plate 8”x12”x1/32”, 316 Metal Stainless Steel Sheet Strip Plate (Brushed Finish) for Industry Machinery, DIY Engineer, DecorationL

1/4" Diameter, 304 Stainless Steel Round Rod, 48 Inch Length, Extruded, 0.25 inch Dia

METALLIXITY Precision Balls G100 3mm 50pcs, 316L Stainless Steel Bearing Balls Beads - for Industry Kit, Machinery, Automotive, and DIY

PATIKIL 30 Mesh Woven Wire Mesh 15.7" x 47.2" (120 x 40cm) 304 Stainless Steel Filter Screen Sheet for Industrial Machinery Filtering Powder Fine Particles, 0.62mm Hole

5PCs Stainless Steel Shaft, 6mm Robot Metal D Type Shaft Kit, Industrial Round Rod Gear Axle Parts, for Gobilda/TETRIX/FTC/FRC/FIRST/WRO Robot

6PCS Stainless Steel Rod Axle,80mm / 3.1in D Axle Round Rod Axles, Robot Rod Bar, Industrial Robot Model Part 80x6mm

1/4" X 1/2" Stainless Steel Flat Bar, 304 General Purpose Plate, 36 Inch Length, Mill Stock, 0.25 inch Thick