Countersunk Sheet Metal Die

Also known as dimple dies.

Countersunk sheet metal die.

The point and the surface of the punch apply force and displace material as the sheet is pressed against a blank die. Grainger offers a huge selection of sheet metal screws for your hvac and other metalwork projects. Free shipping by amazon. The features of a formed countersink are the form angle major diameter minor diameter and depth see figure 1.

The machined type of countersink is used in a or b series standard units for countersinking up to 10 gage material. Hardware diameter countersink angle through hole diameter sheet. And in doing so your screw joint may be weakened. The die shown at the left allows the punch and die to bottom the countersink shape into the workpiece at the bottom of the stroke due to the nature of this style material will deform and a burr will occur.

Unlike a machined countersink a formed countersink does not remove but instead displaces material. Sheet metal hole flaring dies. Create a raised edge in sheet metal that locks into the rolled edge of another piece. When countersinking metal sheet you may enlarge the through hole on the bottom of the sheet too much before you get the hole on the top of the sheet large enough for the screw head to sit flush.

Hilitchi 10 hex washer head self drilling sheet metal tek screws assortment kit set with drill point self driller zinc plated carbon steel 160 pieces 4 5 out of 5 stars 35 13 79 13. Here is a web address for a chart that will help with variables such as. 4 2 out of 5 stars 60. Sheet metal countersink chart choose from a variety of standard countersink options which can either be formed or machined into sheet part parts.

Get it as soon as thu sep 3. No c sink needed no metal removed from the sheet metal and more strength at the area of the screw head. 10 x 3 in plain 18 8 stainless steel tapping sheet metal screw with flat countersunk head type 100 item 31jn43 mfr. Deburring external chamfer tool stainless steel remove burr tools 6pcs countersink drill bit deburring metal wood drill bit set 90 degree center punch tool sets for wood quick change bit.

Select the head type and overall size you need in lengths ranging from 1 4 l to 4 l. Steel hardened steel low carbon steel and stainless steel give sheet metal screws long lasting durability.