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Precision Boring Head
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Order Code: M1834
BC-4 - Precision Boring Head
Requires Spindle Arbor
d (lowercase)
Centre Distance Between Holes
Micro Adjustment Travel
Weight (nett)
Sturdy boring head suitable for roughing & finishing work. The 100mm head uses the same arbors as the 50 and 75mm heads and makes for an easy and cost efficient addition to the workshop.
Fitted with 2 vertical and one cross hole for the boring bars
The boring head allows the boring bar to be adjusted at a right angle to the spindle axis. This feature makes it possible to position the boring cutter accurately to bore holes of varying diameters.
The adjusting screw is hardened & ground and is a non reflecting satin chrome. The reading dial allows for adjustments of 0.01mm on the tool slide and is a direct reading.
  • Wide range of boring diameters and depths
  • Calibrated micro adjusting screw via a hexagon key.
  • 1-1/2" x 18TPI threaded body to mount optional arbors
  • Accepts 25mm diameter boring bars
  • Includes storage case for protection
Product Brochure
Boring Head Tips
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Spare Parts Ordering
To assist you in ordering your spare part quicker than ever before, we have listed our most common spare parts to suit our Hafco Machinery for purchase online. Just choose between the 2 options outlined below, to find exactly what you are looking for. If you need further assistance please contact us.
Option 1
Browse through the "Common Spare Parts" tab below . Once you have identified your part, you can add it to your cart by clicking on the "+ ADD TO CART" button. If you wish to add multiples of this part you can either click the "+ ADD TO CART" button as many times as you like or click on the "VIEW CART" button and change the order quantity, prior to completing your order.
Option 2
If your part is NOT listed in the "Common Spare Parts" tab below , click the "MORE INFO" button to complete the "Spare Parts Enquiry Form".
This will provide you with the option to email your spare part enquiry direct to our Spare Parts and Service Department, or if you wish, you can download a printable version of this enquiry form which will include a copy of the Parts List to suit this machine (if available). Further instructions for the return email address or fax number of this printable form is provided on the document for your convenience.
NOTE: Please remember to clearly identify your part on the included parts diagram if necessary so that we can respond as quickly as possible with a price and availability for the part(s) you require.