Thumb wheel jig

Jig & threaded blank
knoba - thumb wheel jig

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Freshly machined thumb wheel blank
knoba - thumb wheel jig

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knoba - thumb wheel jig

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Screw blank on underside of jig, locknut it, drill through one hole, use lock pin (silver coloured part), drill through other holes, deburr, fettle & smooth thumb wheel.
knoba - thumb wheel jig

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Nice!
knoba - thumb wheel jig

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knoba - thumb wheel jig

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What’s in the CAD file…
knoba - thumb wheel jig

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Materials:
1 x 60x60x16 mild steel plate
1 x M12x80mm bzp bolt
1 x M6x40mm 12.9ht Socket cap bolt
1 x m6 washer
1 x m6 nut

1 x 13mmx32mm o/d, m6 threaded, 6 series Aluminium blank

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knoba – thumb wheel jig – 2018.dxf

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Lathe lantern T-bar

T-bar for my lantern toolpost…
knoba - lantern tbar

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knoba - lantern tbar

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knoba – Mini V-blocks

knoba – V-blocks

knoba – Tap & die feeder

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Not bosch’s HSS twist drill bits for plastic

knoba - not boschs hss twist drill bits for plastic

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Tip angle 60°, flat 4° rake, clearance angle 12°
knoba - not boschs hss twist drill bits for plastic

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Plier Rack

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The Plastics Distributor and Fabricator – Drill Grind Geometry

knoba – Plier Rack

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Trammel set with micro adjustment

Trammel set

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knoba – Angle grinder pigtail for polishing

knoba – Metal casting furnace

Toolstation – 61139 Stainless Steel Threaded Bar M5 x 1m

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Pillar drill dividing plate

Round pillar drill table
Dividing plate for pillar drill

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Scaled CAD template
Dividing plate for pillar drill

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Template around drill table
Dividing plate for pillar drill

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Table ready for marking
Dividing plate for pillar drill

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Selection of different width chisels
Dividing plate for pillar drill

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After marking through template
Dividing plate for pillar drill

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Number stamps
Dividing plate for pillar drill

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After marking numerals in degrees
Dividing plate for pillar drill

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Dividing plate for pillar drill

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Pointer (from metal biscuit tin)
Dividing plate for pillar drill

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Dividing plate for pillar drill
Dividing plate for pillar drill

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Dividing plate allows holes to be drilled at regular intervals from a centre such as this die grinder mandrel
Dividing plate for pillar drill

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knoba – Drill Indexing Plate – 2013.dxf

knoba – Keats plate

knoba – Center finder for drill indexer

Snap-on – PPC50AK Flat Chisel Set

LibreCAD – Open Source 2D-CAD

Cromwell – Senator Letter & Number Stamps

Cadbury – Chocolate products

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Keats plate

Keats plate

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For holding round stock (jaw can be reversed for larger diameters).
Keats plate

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knoba – dividing plate for pillar drill

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