Klingspor Abrasive Sponge 115X140X4.8MM SW510 FLAT PAD Walcom This is the most common

This is the most common and best all-round choice for steel work

sanding dust

Strong adhesion

meaning it won't mask defects but improves surface appearance

Application: Spray only

Klingspor Abrasive Sponge 115X140X4.8MM SW510 FLAT PAD Walcom This is the most commonProduct Options 1. Klingspor Flat Sanding Sponge P400 A flat sanding sponge pad with an abrasive coating and foam backing. Approximate size similar to 115*140 mm. Good for smoothing and finishing surfaces. Affordable option for general sanding tasks. 2. 3M Sanding Sponge Abrasive Pad Versatile sanding sponge from a major brand. Flexible foam pad with abrasive grit on the surface. Great for reach into edges and contoured surfaces. What SW510 Abrasive