frame
Device on which embroidery fabric is stretched; it is used for work on a larger scale.
webbing 
Strip of thick cloth attached to the horizontals bars of the frame; the embroidery fabric is attached to it.
slat 
Horizontal bar with holes used to regulate the vertical tension of the fabric.
tape 
Each of the strips attached to the slats and used to stretch the fabric horizontally.
peg 
Piece that immobilizes the horizontal bars to which the webbing is attached so that the fabric can be stretched vertically.
embroidered fabric 