Grinding jigs for sharpening woodturning
tools
Mount your grinder onto a stout board such as a piece of kitchen worktop. The jig or jigs are then bolted down in front of the wheels at the correct height. For example the base of the 445 and 447 Sorby jigs need to be 5" below the centre height of the grinder. You might have to raise the jigs or the grinder itself on blocks to achieve this.
Robert Sorby 447 sharpening system. £95.50
This multipurpose jig incorporates a fingernail profiler for generating that tricky profile on pointed spindle and bowl gouges
plus a little table which can be used for grinding the other tools. The table is dropped out of the way when fingernail profiling as shown below and brought up to the wheel again for normal grinding assisted by a small metal gauge to set the angle of the table each time. The table itself has four fixing holes which can be used to mount accessories such as the slotted table below which itself takes other jigs. The 447 jig comes with table as shown (the slotted table is an extra), pivoting profiler clamp, angle gauge and instructions. This high quality jig will cater for all your turning tools.
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Slotted table fits 447 jig
Nicely machined in steel, the slot accepts sliding jigs such as the Skew jig and straight gouge jig shown below to make your 447 jig more versatile. Slotted table only with fixing screws
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Skew jig
This fits into the slot in the slotted table and holds a skew chisel at the correct angle of skew while sliding side to side across the face of the grindstone.
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Vee jig for straight gouges
This fits into the slot in the slotted table and holds a gouge correctly while rotating it in the vee at the correct angle.
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Jig for straight chisels
This fits into the slot in the slotted table and holds a chisel correctly at right angles and at the correct angle.
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