Jacobs 3JT Heavy Duty Drill Chuck – 5 – 20.3mm

Introduction

Heavy duty plain bearing chuck is the world’s most widely used for medium or heavy-duty portable, bench or floor mounted power tool. This industrial quality chuck, with fully hardened and ground working components, offers exceptionally high accuracy, gripping power and durability. Both heavy and medium duty models are available in a wide range of capacities for use on threaded or taper mounted spindles.

Brand :Jacobs

Capacity (in) :0.18 – 0.8

Capacity (mm) :5 – 20.3

Manufacturer Part Number :08590275

Chuck Diameter (mm) :64.5

Features & Benefits : Heavy and Medium Duty models for threaded or taper mounting
Jaws centre-ground for absolute straightness and alignment
One-piece sleeve eliminates crack between driving teeth often found in other designs
Through-hardened sleeve teeth, plus hardened nose, keyholes provide outstanding wear resistance
Each chuck 100% inspected for performance and precision
T I R 0.004in maximum at half capacity

Type :Heavy Duty Drill Chuck

Chuck Type :Plain Bearing Keyed

Open Length (mm) :79.7

Closed Length (mm) :103.00

Model :36

Mount :3JT