Style M / Size 92 bobbins are typically used with topstitch thread size 138.
Size 92 - Style M bobbins are typically used on mid-sized and large commercial machines for sewing heavy fabric, canvas, upholstery, and leather. They are 0.435 inches (1.105 cm) high and 1.023 inches (2.598 cm) in diameter.
Information
Code Description Image Price Stock  
BOBM092BLAC072Ne Bobbins - Style M - Size 92 - Black (Eddington) - Nylon - Sideless - Box of 72 $39.99 12
BOBM092WHIT072PNWf Bobbins - Style M - Size 92 - White (Fil-Tec) - Polyester - Non-Wicking - Sideless - Box of 72 $35.79 67
BOBM092WHIT144Nt Bobbins - Style M - Size 92 - White (Service Thread) - Nylon - Sideless - Box of 144 $82.29 7