Gunsmith Totally Non-Marring Nylon Bench Block - Non-Marring Bench Block, Nylon

For those times when any blemish on the gun would spell disaster, this non-marring, solid cast, nylon bench block is a real life saver. Similar in design to the steel precision machnist's block, but non-marring nylon. Has "V" in center for round or flat pieces. Light weight makes ideal for your range kit, too. Mfg: Brownells SPECS: 2A 1/2" (6.3cm) diameter. 1A 1/2" (3.8cm) high. 4A 1/2" oz. (128g). 5 holes range from .122" (3.1mm) to .375" (9.5mm). "V" groove.