Please refer to this list for the combinations of sewing machines, needles and threads that will bring the best result to saddle makers, harness makers and Leather Craftsman:

Sewing machines: CowBoy CB3200 and CB4500, Hightex 7205AE, Durkopp Adler 205-370, Juki TSC 441
Needle system: 794S (leather) or 7×3 (Nylon)
Needle size: #120 Thread size (top/bottom): 69/69
Needle size: #140 Thread size (top/bottom): 138/138
Needle size: #160 Thread size (top/bottom): 138/138
Applications: leather (purses, belts, etc) or light weight nylon

Needle size: #180 Thread size (top/bottom): 207/138
Needle size: #200 Thread size (top/bottom): 207/207
Applications: single layer coated webbing

Needle size: #200 Thread size (top/bottom): 277/207
Applications: Nylon (halters, collars, leashes)

Needle size: #230 Thread size (top/bottom): 277/207
Applications: Double or triple layer coated webbing

Needle size: #230 Thread size (top/bottom): 277/277
Applications: Medium to heavy leather items

Needle size: #230 Thread size (top/bottom): 346/277
Needle size: #250 Thread size (top/bottom): 346/277
Applications: Heavy leather items, 1/2" to 5/8" thick material

Needle size: #250 Thread size (top/bottom): 415/346
Applications: 3/4" to 1" thick material, safety equipment

Sewing machines: CowBoy CB3200 and CB4500, Hightex 7205AE, Durkopp Adler 205-370, Juki TSC 441
Needle system: 794LR (leather)
Needle size: #160 Thread size (top/bottom): 138/69
Applications: Leather (purses, belts, etc) or light weight nylon

Needle size: #180 Thread size (top/bottom): 207/138
Applications: Single layer coated webbing

Needle size: #200 Thread size (top/bottom): 277/207
Applications: Nylon (halters, collars, leashes)

Needle size: #230 Thread size (top/bottom): 346/277
Applications: Heavy leather items

Needle size: #250 Thread size (top/bottom): 415/346
Applications: 3/4" to 1" thick material, safety equipment

Sewing machines: CowBoy 7132UL and 72600, Adler 205-64, 204-64, Adler 105-64, 104-64, 104-2
Needle system: 328S (leather) or 328R (Nylon, polypropylene, coated webbing and canvas)
Needle size: #140 Thread size (top/bottom): 69/69
Needle size: #160 Thread size (top/bottom): 138/69
Needle size: #180(S only) Thread size (top/bottom): 207/207
Needle size: #200 Thread size (top/bottom): 207/207
Applications: Leather (purses, belts, etc) or light weight nylon

Needle size: #200 Thread size (top/bottom): 277/207
Applications: Nylon (halters, collars, leashes)

Needle size: #230 Thread size (top/bottom): 277/277
Applications: Medium to heavy leather items

Needle size: #230 Thread size (top/bottom): 346/277
Applications: Heavy leather items

Needle size: #250 Thread size (top/bottom): 346/277
Applications: 1/2" to 5/8" thick material

Needle size: #250 Thread size (top/bottom): 415/346
Applications: 3/4" to 1" thick material, safety equipment

Sewing machines: Cowboy 740, Adler 267-373, 167-373
Needle system: 13435D (leather) or 13435R(Nylon, polypropylene, coated webbing and canvas)
Needle size: #100 Thread size (top/bottom): 69/69
Needle size: #120 Thread size (top/bottom): 69/69
Needle size: #140 Thread size (top/bottom): 138/69
Needle size: #160 Thread size (top/bottom): 138/138
Needle size: #180 Thread size (top/bottom): 138/138
Needle size: #200 Thread size (top/bottom): 207/2138
Applications: Leather (purses, belts, etc) or light weight Nylon, shoes repair

Sewing machines: CowBoy 7972, Adler 30-10, 30-50, 30-70, Singer 29K shoe patch machine
Needle system: 332LG (Nylon and leather)
Needle size: #120 Thread size (top/bottom): 69/69
Needle size: #130 Thread size (top/bottom): 92/69
Needle size: #160 Thread size (top/bottom): 92/69
Needle size: #180 Thread size (top/bottom): 92/69
Applications: Leather (purses, belts, etc) or light weight Nylon, shoes repair

Sewing machines: CowBoy 74400, 74420, Juki LU1508, Mitsubishi LU2-4400-BOB & LU2-4420-BOB Needle system: 135×16D (leather) or 135×17R (Nylon)
Needle size: #100 Thread size (top/bottom): 69/69
Needle size: #120 Thread size (top/bottom): 69/69
Needle size: #125 (16K only) Thread size (top/bottom): 99/69
Needle size: #140 Thread size (top/bottom): 99/69
Needle size: #160 Thread size (top/bottom): 138/99
Needle size: #180 Thread size (top/bottom): 138/138
Needle size: #200 Thread size (top/bottom): 207/138
Applications: Leather (purses, belts, etc) or light weight Nylon, shoes repair

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