Four types of pipe outer diameters: 50mm, 60mm, 75mm, 150mm. Print sizes and clamping rings as needed

Battery Box/Screw Box/Bit Box

The 66 bit slots look much neater, and it seems a bit more comfortable

0.2mm layer, 2 walls, 15% infill

0.2mm layer, 2 walls, 5% infill

0.2mm layer, 2 walls, 15% infill

0.2mm layer, 2 walls, 10% infill

Desktop version, windowsill version

Modular AA battery holder model 67.8×35×17.6, can be printed and assembled

0.2mm layer, 2 walls, 15% infill

AAA battery compartment with a lid, same dimensions as the lidless version, convenient for securing the battery

AAA battery compartment without a lid

Add letters, all hole diameters are 3.5mm, with a 0.1mm offset at the mating surfaces for easier opening and closing

Change all holes to 3.2mm, add letters, offset the snap-fit joint by 0.1mm

0.2mm layer, 2 walls, 15% infill

0.2mm layer, 2 walls, 15% infill

Store various bits 0.2mm layer, 2 walls, 15% infill

Half 3.5mm holes and half 2.7mm holes

96mm pipe outer diameter, flange buckle prints as needed

0.2mm layer, 2 walls, 15% infill