Typically, non-marring metal-forming pliers are the nylon-lined type that serve very well for scratch-free bending and forming. This brass-lined piler
Brass Jaw Flat Nose Pliers, 5 Inches
Flat-Nose Parallel-Action Pliers with Brass Jaws
These flat nose pliers have soft brass jaws, allowing the pliers to form and hold metal sheet, wire or delicate components without marring your work.
Flat Nose Pliers with Brass Jaws
Non-Marring Brass Jaw Flat-Nosed Plier : Tools & Home Improvement
BRASS JAW PLIERS FLAT NOSE PLIER BRASS LINED SOFT JAWS FORMING HOLDING BENDING (E4) : : Home
Brass Jaw Parallel Pliers Flat Nose 140mm Soft Grips Jewelry Making Hobby Crafts
Parallel pliers are used when uniform pressure is required. They feature a unique compound box joint that enables the jaws to stay parallel to each other. Even under firm pressure, they provide a flat, consistent grip, unlike standard pliers that apply angled, uneven pressure that can cause items to slip out of the jaws.
HTH-PL360 - Nylon Jaw Flat Nose Parallel Pliers 140mm
Plier Brass Jaws Flat Nose Pliers Lined with Brass Holding Bending Straightening
Forca RTGS-285-B Parallel Flat Nose Locking Pliers Brass Lined Jaws
Parallel Pliers Brass Jaws Soft Flat Nose Even Action Pliers for Jewelry Crafts