Facom 249.GPB Sheathed Drift Punches,

Amazon

Precision differentially hardened punches tri material shock absorbing handle The handles are ergonomically shaped for comfort and shock absorption. Ideal as an aid in aligning bolt or rivet holes prior to inserting a fastener., Weight: 1.6314207388 pounds, Manufacturer: Facom

ManoMano

This Facom 5 piece Punch Set comprises the following sizes: 3mm, 4mm, 5mm, 6mm, 8mm. These precision punches are differentially hardened and have tri-material, shock-absorbing handles. They have long shanks that are hardened to 58HRc and the heads are hardened to 43HRc.