Malco BT156 10-24 x 1-1/2 Bit-Tip #3 Point Self-Tapping & Self-Drilling Sheet Metal Screws- 5/16" Hex Washer Head | HVAC Fastners | Structural & Layered Metal (3500 Count) MULT 3 4 Slot SDS Drive System:

4 Slot SDS Drive System: Facilitates quick and secure bit changes while reducing vibration for better control

Upgrade your toolkit with the ALFA Tools HSMTB72093 Bottoming Metric Tap and experience the difference in quality and performance

ensuring exceptional durability and sharpness for every cut

High Speed Compatibility: Suitable for use with standard screw guns set at a maximum of 2500 RPM

With OZCO OWT Timber Bolts

Malco BT156 10-24 x 1-1/2 Bit-Tip #3 Point Self-Tapping & Self-Drilling Sheet Metal Screws- 5/16" Hex Washer Head | HVAC Fastners | Structural & Layered Metal (3500 Count) MULT 3 4 Slot SDS Drive System:Meet the Malco BT156 10 24 x 1 1 2 Bit Tip #3 Point Self Tapping & Self Drilling Sheet Metal Screwsdesigned to power through metal work with a single confident motion. This isnt just a fastener; its a one step solution that drills, taps, and fastens in one operation, delivering cleaner installations with fewer alignment hassles. What makes the BT156 stand out is its Bit Tip technology. As you drive, the screw creates its own hole size, ensuring