These screw posts are made of heavy-duty, glossy, black-painted, professional quality aluminum. They come in packages of 100 sets and are available in lengths of 1/8" to 3".
The Screw Post lengths listed below with each item are the minimum binding thickness of the book or the inside length of the screw. A 1/4" screwpost when tightened 100% will accomodate a 1/4" thick book or slightly larger if not tightened all the way.
All posts (or barrels) are 3/16" diameter, which fits comfortably in a standard 1/4" punched or drilled hole. The heads on the screws and posts/barrels are 7/16" in diameter and 1/16" thick. The heads can be tightened & secured using a standard 'flat blade' screwdriver - screw thread configuration: 8/32.
Note: The 1/8", 3/16", 1/4" and 3/8" rear posts are open-ended, all other sizes have a solid, closed back. 1/8" Black Aluminum Screw Posts (100 sets/box) $24.00
Item Code: 2418ALSPBK 3/16" Black Aluminum Screw Posts (100 sets/box) $20.95
Item Code: 24316ALSPBK 1/4" Black Aluminum Screw Posts (100 sets/box) $21.62
Item Code: 2414ALSPBK 3/8" Black Aluminum Screw Posts (100 sets/box) $21.94
Item Code: 2438ALSPBK 1/2" Black Aluminum Screw Posts (100 sets/box) $27.40
Item Code: 2412ALSPBK 5/8" Black Aluminum Screw Posts (100 sets/box) $28.10
Item Code: 2458ALSPBK 3/4" Black Aluminum Screw Posts (100 sets/box) $28.60
Item Code: 2434ALSPBK 7/8" Black Aluminum Screw Posts (100 sets/box) $29.06
Item Code: 2478ALSPBK 1" Black Aluminum Screw Posts (100 sets/box) $30.56
Item Code: 241ALSPBK 1-1/2" Black Aluminum Screw Posts (100 sets/box) $32.12
Item Code: 24112ALSPBK 2" Black Aluminum Screw Posts (100 sets/box) $44.42
Item Code: 242ALSPBK 2-1/2" Black Aluminum Screw Posts (100 sets/box) $56.00
Item Code: 24212ALUMI 3" Black Aluminum Screw Posts (100 sets/box) $60.00
Item Code: 243ALSPBK Black Aluminum Screw Post Extensions
These screw post extensions are made of heavy-duty, professional quality aluminum.
They come in packages of 100 and are available in lengths of 1/4” to 1". Prepunched 3-hole Paper | Paper Drills | 3-hole Punches | Booklet Covers