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Tapered hole

cuts.tapered_hole

Reamed, tapered holes through a Windsor seat for the legs, wider below.

The legs aren't splayed yet (angled holes come later).

Tapered hole, assembled

Parameters

Parameter Default
stock 40 mm board, oak

Change them in a design file (see Change an example):

from woodwright.examples import cuts

design = cuts.tapered_hole()

Drawings

The plans in one PDF: plans.pdf.

Board

board

Cut list

board  420 x 380 x 40 mm  oak
       - 4 x through tapered hole ø28 to ø20, in bottom_face, 70 from left_end and right_end; 70 from front_edge and back_edge

Code

From woodwright/examples/cuts.py, which imports the names it uses (see From an example to your own design):

def tapered_hole(stock: Stock = THICK_OAK) -> Assembly:
    """Reamed, tapered holes through a Windsor seat for the legs, wider below.

    The legs aren't splayed yet (angled holes come later)."""
    asm, board = _board("tapered_hole", stock, length=420, width=380)
    for end in (board.left_end, board.right_end):
        for edge in (board.front_edge, board.back_edge):
            board.cut(Hole(board.bottom_face, 28, bottom_diameter=20, at={end: 70, edge: 70}))
    return asm

Exported with woodwright 0.9.0 on 2026-10-25.