Diager 504C HSS Metal 90° Countersink Drill Bit Set 5Pcs non-insulated-terminal-crimper 50mm concrete nails designed for

50mm concrete nails designed for pneumatic nailer fastening

00 19mm 650

Carpentry and construction woodworking

Black Handle

18 Pcs 1/2"DR

Diager 504C HSS Metal 90° Countersink Drill Bit Set 5Pcs non-insulated-terminal-crimper 50mm concrete nails designed forThe Diager 504C HSS Metal 90 Countersink Drill Bit Set 5Pcs is designed for countersinking, chamfering, and deburring applications on compatible metal materials. Built from HSS metal construction with a 90 countersink angle, this set supports clean screw seating, edge finishing, and hole preparation for fabrication, installation, maintenance, and workshop work. The Diager 504C set includes 5 pieces of HSS metal countersink drill bits, making it