RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings- 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 2-1/2" Phillips Head Screw Bolt sold2025 RANGE & RESOLUTION Measures +/-

RANGE & RESOLUTION Measures +/- 2

ensuring a long service life

with regular cleaning

Smooth double zipper design provides easy access to insert and remove your 3D Printing Pen Starter Kit

RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings- 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 2-1/2" Phillips Head Screw Bolt sold2025 RANGE & RESOLUTION Measures +/-RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings 10pcs 1 4" 20 Hand Tighten Wing Nuts + 10pcs 1 4" 20 x 2 1 2" Phillips Head Screw Bolt Type: Machine Screw Fasteners Kit (Wing Nut + Screw) Wing Nut Size: 1 4" 20 Screw Bolt Size: 1 4" 20 x 2 1 2" Material: Carbon Steel, Zinc Plated Drive Mode: Philip's Head Made of high quality zinc plated carbon steel, environment protection, high hardness,