Mini CNC Milling Machine With Cast Iron Frame For Metal Work 3 Axis CNC Router DIY Machining Center Durable Precision Engraving For Hobbyists And Small Shops
✔️ 1-unit pack, HT250 cast frame, 3-axis, 1605 ball screw
This compact 3-axis CNC milling machine is built on a heavy HT250 cast iron frame for rigid performance in metalworking and prototyping. It’s designed for hobbyists and small shops doing engraving, aluminum milling, and light metal cutting.
✅ Outer size 550 x 450 x 600 mm (21.65" x 17.72" x 23.62")
✅ Stroke: X300 mm (11.81"), Y250 mm (9.84"), Z120 mm (4.72")
✅ Material: HT250, cast iron frame for rigidity
✅ Ballscrew: 1605; linear rail guides: HGH20 on X/Y, HGH15 on Z
✅ Weight: 175 ± 5 kg (385 ± 11 lb) including rail screws
✅ Spindle motor holding clamp diameter: 80 mm (3.15 in)
✅ Table & T-slot: 250 x 300 mm, M8 x 4 slots
✅ Verticality: XY ±0.01 mm/200 mm; YZ ±0.01 mm/100 mm; XZ ±0.01 mm/100 mm
✅ Table parallelism: ±0.03 mm per stroke; Repeat positioning: C7 screw standard
✅ Max width/height: 290 mm / 150 mm (11.42" / 5.91")
💡 What is a pillow block bearing used for in a small CNC milling setup? This handy component supports rotating shafts and keeps alignment for smooth, accurate motion.
- shaft support in spindles and ball-screw assemblies for stable motion and precision
- sealed bearing design helps resist dust and wear in hobby CNC systems
- works with linear slide units to maintain axis true and repeatable
- easy mounting and maintenance for DIY CNC rigs in home shops