Fixings and innovative solutions for pros at CELO
Self-drilling screw wider head and SIT recess easier screwed
CELO's self-drilling screw BTT mushroom head and SIT recess has the perfect fit between recess and screw for easy screwing. The SIT recess allows a perfect transmission of the tightening torque. Its conical inner shape centers the screwing and allows to keep the screw fixed to the recess facilitating its installation. Made of high quality steel, It is available in blue zinc plated.
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|Type||Reference||Diameter [mm]||Length [mm]||Screw material||Thread length [mm]||Units x||Packing type|
|Ø4,8x19||9K44819BTT||4,8||19||Zinc flake coated||10||500||Box|
|Ø4,8x25||9K44825BTT||4,8||25||Zinc flake coated||16||500||Box|
Selftapping screw wider head for oversized holes
The SIT recess allows a perfect screw transfer
Its conical inner shape centers the screwing and allows to keep the screw fixed to the screw tip facilitating its installation
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