Description
Insize Thread GO Ring Gauge 1 4" 28 UNF Series 4121 1B2 060 Heavy duty carbon steel construction The Haron 63W plastic 3227 12 Acrow B.BSD.HD6.64 – Heavy Duty Insert Holder for BSD64 Fine Boring Heads Heavy duty carbon steel construction Size: 5" x 3mm x 1" Bore