2pcs Upholstery Sewing Thread 328 Yards 300m Polyester String White & Black 4mm(ID)x6mm(OD)x500mm(L) * Head Height: 6mm (+/-0

* Head Height: 6mm (+/-0

Gear Material: metal

just use the wrench to tighten the connectors

Diameter: 8"

or it would burn

2pcs Upholstery Sewing Thread 328 Yards 300m Polyester String White & Black 4mm(ID)x6mm(OD)x500mm(L) * Head Height: 6mm (+/-0Polyester sewing thread is suitable for most home or industrial embroidery machines and hand sewing. Embroidery machine thread is made from quality polyester fiber, durable, resistant to wear, and does not shrink. Strong thread composed of 3 strands, it is stretch resistant, not easy to fall apart, break or tangle, with no fuzzy ends. With outstanding color fastness, waxed thread for leather sewing ensures that the stitches remain vibrant even after