Feature(may vary by option.)

●Product Size: Hole Diameter (approximate): 0.2 inches (6.0 mm), Width (diameter): 0.8 inches (21.0 mm), Height (0.4 inches (9.0 mm)

[H-3 type]

[H-2 type]

[H-1 type]

Description

For sewing machines that use a full-rotating bobbin case. (Horizontal Pot - Thin)
Can also be used with Brother horizontal kettle types.

From the Manufacturer

Clover Horizontal Kiln Plabobin (Thick), Half Rotation, Home Use

For sewing machines that use a semi-rotating bobbin case.(Horizontal Pot - Thick)

Can also be used for singer (except monami types), Jaguar, Juki, Toyota, Brother (partial), and Janome horizontal kilns

The image is H-1 type.