Custom

Machining and Fabrication


Machine shop catering to prototyping, proof of concept designs and small quantity orders.

See what we can do

The Windmill Hill Shop

Designed for you.

Windmill Hill can assist in your project needs through all phases of your design. We can work from hand drawn sketches to customer supplied CAD drawings, we can be integral in the design to manufacture, or build to print. We can modify your existing part to include additional features or fabricate from raw stock.

Quote Request

Materials: We’re experienced in materials such as Steel, Stainless Steel, Aluminum, Titanium, Plastics, and more.

Shop Capabilities: Includes CNC and manual machining, MIG and TIG welding of steels and aluminum. CAD/CAM.  Corded and cordless tool repair (Milwaukee, Dewalt, Bosch, Metabo)

 

Experience: 20 years experience in AC and DC electromechanical assemblies from 5vdc to 400vac.

Machines

Haas TM1p CNC mill


Haas TL2 CNC lathe


Bridgeport Mill w/DRO


1340 Lathe w/DRO


Hypertherm Powermax45 Plasma cutter


Makita LC1230 cold saw


Chevalier FSG-618M surface grinder


Lincoln Squarewave 200 TIG welder


Lincoln Invertec V250s TIG welder


Miller Millermatic 211 w/spoolgun MIG welder


Weller solder station


3 cuft deburring machine


Profax Welding Positioner


Ellis 1800 Bandsaw


Miller Millermatic 255 MIG welder


10” Dividing head


15” Rotary table


Skat Blast sandblast cabinet


16” Delta bandsaw


8” buffer


FlexArm Tapping Machine


Burr King model 760 2"x60" belt sander


Recent projects

What you see below is just a small sample of what we can do. We can handle nearly any type of custom project, please contact us for a quote or to answer your questions.

Click on picture for full image.

Solar field fixture

water jet cut from 5052 aluminum, welded reinforced edges

Steel fixture plate

Ground 1018 steel plate 1 inch thick

Delrin Wear Strips

.092 thick, made fixture with double stick tape and screws to keep in position while machining

Vintage Fuel Pump Crank Handles

Designed/machined from customer supplied sample, 6061 alum and 303 Stainless

Wear bars 7075 aluminum

Machined from customer CAD file, dowel pin holes reamed to spec and pressed in, nutserts installed per spec

Door roller

machined door roller from customer sample

Test box

- modified polycarbonate box, added features per customer supplied CAD file

Compression flange

316 stainless steel, made from customer supplied sample

Sway bar adapter - O1 steel

Tension pulley repair

Bore out cast iron control arm, machine new brass bushing, machine new shaft from O1 steel

Adapter for bagging machine with pneumatic cylinder

- completed on CNC lathe and CNC mill, 4140 steel

316 stainless steel keyway for processing plant

- Pressed in dowel reamed to spec. Made from customer supplied sample.

316 stainless steel adapter for processing plant

- Made from customer supplied sample with additional modifications

Large drill head mast rollers

- Modified from original design to replace brass bushings with double ball bearings for increased longevity, 4140 steel

Race car cage bracket 1st operation

- 5052 aluminum

Diesel engine to generator adapter

- Adapts donor generator to diesel engine, engine shaft also required modification, 8620 steel

Convert gas generator to diesel

- Modified frame and machined generator adapter to fit diesel engine

Commercial mower repair

Replace bearings, machine new bushings, replace hardware, weld repair to damaged deck

Modified shifter knob for use with reverse lockout

Custom punch adapted to arbor press

2" air valve with remote shutoff

Drilling head pulleys modified from OEM design

Material Stock: 4" 4140 steel

Shifter arms

Conveyor gearbox offset adapters

- Made from using customer supplied sample

Ground spacer used for making dovetail joints on a table saw

3" Delrin Rollers

PVC metric to NPT adapter

Material stock 2.693 inches

Titanium ring

Sensor holder - Machined from 316 stainless, sanitary polish

Extension stand complete

Extension stand

Plasma cut and welded

Driver adapter for solar field ground screws

Fitting, ACME thread, Higbee start thread, stainless steel

Drill head adapters and fittings

Drill head adapter

Add threaded holes to drill head plate

Weld head adapters for automatic welding machine

Made from 6061 aluminum with pressed in locating pins and 10-24 stainless threaded inserts

Yard roller

Made from 18 inch sch 40 pipe, 60inches long, 1.25 inch pillow blocks

SkidSteer grapple pins

Made from 1019 steel

Antique scroll saw

Machined new shaft from O1 steel

RF splitter

Machined brass part using customer supplied material

Farm implement part

Machined a replacement part using customer supplied sample for an obsolete implement

Drill fixtures

Machined from 5052 aluminum with pressed in drill bushings

Electronic test fixture

CNC machined polycarbonate enclosure for D-Sub and D shaped connectors

AC voltage gauge enclosure

CNC machined polycarbonate enclosure wired with gauge, LED light and circuit breaker

Tractor transmission bearing pins

Worn pins resurfaced by building up material on welding positioner and machining on lathe to final dimension

Swivel post

Weather vane swivel post, single point threaded 3/4"-16 on lathe

Wear plates and drill fixtures

Machined from 6061 alum

Fixture plates

Machined from 5052 Alum

Adapter

Adapter made from customer supplied sketch and sample

Adapter

Adapter for vintage plow

Emblem

Car fender emblem made from 6061 alum

Kurt 3600V fixture plate

Made from 6061 aluminum, used to mount vise sideways on CNC table

Fixture plates

Machined from 6061 Aluminum

Car emblems

Machined from 6061 Aluminum

Christmas tree stand

Planetary gear replacement

CNC machined replacement gears using sourced blanks, fabricated bronze bearings on lathe

Machined replacement 316 S/S .3125" tube that was damaged

Machined on lathe using measurements from customer supplied sample

Handle modification

Steel handle modified per customer supplied sketch

Backhoe reinforcement

CNC machined 1018 steel using customer supplied CAD file

Adapter flange for boat oil fill

CNC machined from Delrin using customer supplied sample, 1st operation shown

Modified customer supplied bracket

Stainless steel bracket modified per customer print

Customer supplied pin to replicate

Fabricated O1 tool steel pin from sample

Air Tool Holder

Machined from 6061 Aluminum

Repair CNC lathe cross slide

Used Dorian right angle head on Bridgeport mill, installed (5) 5/16-18 Helicoils

Tapping arm tool holder

Machined from Nylon. Holds 10 tapping arm adapters. Surface engraved identifying sizes.

O1 tool steel

(2) 30 piece machined tool steel, 3 vise setup using G54, G55, G56 work coordinates

Gear shaft repair

Cut existing shaft off, machine a replacement using O1 tool steel, press fit and secure using set screw

Sickle bar mower bearing replacement and belt idler clean up

O1 tool steel

60 piece machined tool steel, made fixture using Mitee Bite clamps

3 point hitch winch

- Fabricated adapter plate to mount winch and wired quick disconnect harness

Customer promotional item base section

made out of 316 stainless steel company logo engraved inside

Striker

made from 304 Stainless Steel, 5 operation CNC machined

316 stainless steel machined arm sensors

machined arm sensors, made from customer supplied samples/specs

Yamaha YZ450F GP shift kit

Made from 6061 aluminum

Yamaha YZ450F GP shift kit

Made from 6061 aluminum

Wilton 1765 aluminum vise jaws

Machined from 6061 aluminum

Flow Restrictors

Stainless steel flange flow restrictors, machined and engraved

RF Enclosure

Enclosure machined from 1.5 inch thick 6061 aluminum

1.5 inch Stainless Steel Valve Modification

Modified valve for weld preparation

Wood Stove Cold Intake Kit

Machined from 6061 Aluminum

Mr Deburr vibratory tumbler

3 cubic foot tumbler for deburring aluminum and steel parts

316 Stainless Steel Drain Cover

Specs provided by customer

304 Stainless Steel pins for a Snow Plow

Fabricated using a customer sample and requested modifications

304 stainless steel basket hangers

machined from 3/8 inch plate

Rear brake reservior delete

CNC machined from delrin

Rear brake reservior delete

CNC machined from delrin

304 stainless steel inline housing blanking plates

Machined plug with land to reducer dimensions for TIG welding

316 Stainless steel hanger brackets

Brackets that were replicated using a customer supplied example

Electronic enclosure mounting flange

Machined from .090 inch 316 Stainless Steel

Floor mounting flange

Machined from .50 inch thick 316 Stainless Steel

Motorcycle Dash

Delrin dash for triple, CNC first operation

Fixture

Finished stairs

Fixture

Stair railing jig fixture

Fixture

Stair railing jig fixture

Modified flange

316 Stainless Steel flange per customer specs

Bushings

Fabricated bushings for supercharger mounting bracket, made from Delrin and Stainless Steel

Coupler

316 Stainless Steel coupler, modified original part

Pressure washer tube

High pressure washer tube made from 316 stainless steel .5625 inch OD .188 inch wall, left hand threaded

Pressure washer tube

High pressure washer tube made from 316 stainless steel .5625 inch OD .188 inch wall, left hand threaded

Spline shaft

Spline shaft made from 8620 steel to replace obsolete Ford tractor version

Spline shaft

Spline shaft made from 8620 steel to replace obsolete Ford tractor version

Lathe spider coupling

Lathe coupling for centering long stock thru lathe spindle

Solar panel mounting bracket

Variable angle solar panel mounting bracket for remote tracking sensor

Solar panel mounting bracket

Variable angle solar panel mounting bracket for remote tracking sensor

Shock support bracket

6061 aluminum shock support bracket for aftermarket rear wheels

BMW S1000rr rear rotor

Lightened stock rotor

BMW S1000rr keyless ignition

Keyless ignition hardware made from Delrin plastic

BMW S1000rr keyless ignition

Keyless ignition hardware made from Delrin plastic

Wedding band

Titanium wedding band

Fire suppression manifold

Inert gas fire suppression manifold for protecting server rooms

Fire suppression manifold

Inert gas fire suppression manifold for protecting server rooms

Lathe chuck adapter

Cast iron backplate to mount 8 inch chuck to threaded dividing head

RF transmitter heatsink

Aluminum heatsink that mounts directly to circuit board

Heavy Duty Hanger

Hanger made from 316 stainless steel, supports loads up to 250 lbs

Rotary mower gear

Gear made from 8620 steel to replace obsolete cast iron version

Rotary mower gear

Gear made from 8620 steel to replace obsolete cast iron version

Rotary mower gear

Gear made from 8620 steel to replace obsolete cast iron version

Rotor fixture

6061 Aluminum fixture for machining motorcycle rear rotors

RF transmitter enclosure

Modified polycarbonate housing for RF transmitter

RF Transmitter Enclosure

Modified polycarbonate housing for RF transmitter

Drain cover

316 Stainless steel engraved drain cover with machined groove for o-ring

Drain cover

316 Stainless steel engraved drain cover with machined groove for o-ring

Pitbull trailer restraint pins

BMW S1000rr pins made from 8620 steel

Pitbull trailer restraint pins

BMW S1000rr pins made from 8620 steel

Aprilia RSV4 rear rotor

Lightened stock rotor

RF antenna support

RF antenna support made from Noryl plastic

Request design

Contact Us

Have a question about our services? Please fill out the form below and we’ll get back to you. You can also email us directly here, or call or text us at (315) 243-9646