Fine Boring Head series

DBJ10/12/16 Micro-Boring Head Manuals

A.Operating Instructions

Step 1: Place boring bar which is suitable for boring range in the mounting hole of boring head. Keep flattened side of boring bar facing same direction with locking screw. And make sure cutting edge is facing the front direction with adjusting panel. Fasten the locking screw properly. 

Step 2: Loosen adjusting screw (see figure 4) anti-clockwise.

Step 3: Enlarge the boring diameter by adjusting anti-clockwise on the adjusting panel (see figure 2) , while adjusting clockwise is to reduce the boring range. 

Step 4: Lock the adjusting screw clockwise properly to fininsh adjustment

B. Structure

1.DCK connection 

2.Boring head  

3.Graduated dial 

4.Locking screw 

5.Mounting screw 

6.Boring bar

C. Notices Of The User

1.Please use this tool within suggested range. 

 2.Please loosen the adjusting screw before adjusting. Otherwise, the tools might be damaged. 

 3.Please fasten the adjusting knob only using special wrench properly. Axle centre might removed if too tight, and low precision might happen if too loose. 

 4.Please stop the adjustment when it is faced a strong resistance, or it is unable to go on. And make sure: 

 A. The locking screws is unlocked; 

 B. The adjustment is within the suggested range