93, страница 4

They each have a cutout in the center for the toggle clamp. And the clamping block has a "shelf" area for the head of the clamp to provide adequate pressure.

Now using and changing sand-paper is easy. Just release the toggle clamp to remove used sandpaper and replace it. Then simply snap the sanding block back together.

Mark Thiel Coral Springs, Florida

4 ShopNotes No. 93

( CLAMPING BLOCK

block shown in the photo above. It fits comfortably in your hand. And it uses a toggle clamp to sandwich the sandpaper tight in the block.

The sanding block is made from plywood. As you can see in the drawings below, it consists of three layers. The base holds the sandpaper and the toggle clamp.

The middle clamping block and top piece that form the hand grip are joined together with screws.

TOP

(2Vt. x 7)

TOP VIEW

Sanding blocks are ideal for smoothing out rough areas of a workpiece. But the problem with most sanding blocks is they're often too small to give you a good grip and it can be difficult to change the sandpaper. To solve this problem, I built the sanding

ROUND OVER EDGES AND CORNERS FOR COMFORT

x V Fh ADJUSTMENT SCREW ALLOWS YOU TO VARY CLAMPING PRESSURE

CLAMPING BLOCK

(2</2 X 7)

«& x V/4" Fh WOODSCREW

O

(2% x 7)

BASE

NOTE: all

PARTS ARE V PLYWOOD

<• NOTE:

OPEN AREA

CUTOUTS ALLOW FOR

asy access TO LEVER

SANDPAPER

DE-STA-CO 213-U HORIZONTAL CLAMP (CLAMPING PAD REMOVED)

SANDPAPER IS SANDWICHED BETWEEN BASE AND CLAMPING BLOCK

#6 x V2" Rh WOODSCREW

ADJUSTMENT SCREW

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