Cutting Tools
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Suhner’s PolyDrill Multi-Spindle Drill Heads Offer Fixed, Adjustable Hole Pitches

Drill head line features nearly limitless maximum hole spacing, making them flexible for use in a variety of applications.

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The MHF has up to 10 spindles, a custom-made pattern and a fixed spindle distance.

The MHF has up to 10 spindles, a custom-made pattern and a fixed spindle distance.

Suhner’s PolyDrill multi-spindle drill head line includes a large selection of heads from the standard range. Fixed and adjustable hole pitches and compact models enable the heads to be used in a variety of situations.

Drilling capacity is available standard between 0.06" and 1" (1.5-25 mm). Minimum hole spacing is 0.27" (7 mm), while maximum hole spacing is virtually limitless. Optional tool holders include ER, ST, JT33, Weldon and customized styles. Additional options are axial and radial compensation, and custom layout and spacing,

The PolyDrill range includes various multi-spindle heads, such as MH 20/5, MH 20/7, MH 20/10 and MH 20/13, plus multiple-spindle heads with two adjustable spindles for more flexibility. The MH 20/5, 20/7 and MH 20/10 have a maximum speed of 4,000 rpm. Maximum drilling capacities are 5, 7 and 10 mm. The MH 20/13 has a maximum drilling capacity of 13 mm and a maximum permissible speed of 3,000 rpm. 
 
The MHF has up to 10 spindles, a custom-made pattern and a fixed spindle distance. Maximum drilling capacity is between 5 and 13 mm, and the speed range is 2,500-4,000 rpm. The MHFP is equipped with eight spindles with preloaded angular contact bearings for use of carbide tools and fixed spindle distance. Maximum drilling capacity is between 7 and 20 mm, and the speed range is 0-8,000 rpm.  The drive system VG 4-8 enables the user to power up to eight machining units with a single motor with flex shaft power delivery. The speed range for this drive system is between 46 and 9,320 rpm. Flexible drive shafts NA 7/10/12 have a speed range between 12,000 and 20,000 rpm.

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