IRB Shell Type Needle Roller Inner Ring Outside Diameter:1 in 50mm drill bit in Cobalt

50mm drill bit in Cobalt HSS

IP54 rated lightweight body

HSS-Co5 (Cobalt) Metric Coarse Spiral Point (Gun Nose) machine tap

The most powerful cordless angle grinder in its class

IRB Shell Type Needle Roller Inner Ring Outside Diameter:1 in 50mm drill bit in CobaltCompletes a needle bearing assembly where the shaft is not hardened IRB Shell Type Needle Roller Inner Ring Standard sizing matches IKO drawn cup and machined needle bearings Inner ring for needle roller bearings. Ground precision race for the rollers to run on, used with drawn cup or machined type needle bearings when the shaft cannot be hardened to race quality.