For attaching friction stays with countersunk holes to PVCu frames. An alternative to the single thread range offering a slash point and a High-Low thread to aid speed of insertion and pull-out. Approval All tested to BS EN ISO 9227:2006. UKAS Accredited. In accordance with BS 7412 and both the BPF and GGF guidelines. Corrosion Rating 2 - Occasionally damp/wet, rural and sheltered areas Description For attaching friction stays with countersunk holes to PVCu frames. An alternative to the single thread range offering a slash point and a High-Low thread to aid speed of insertion and pull-out. Driver Bit Size PH2 Finish Zinc Head Type Shallow Pan Countersunk Length mm 20 Material Carbon Steel Pack Dimensions L x W x H mm 180 x 90 x 60 Pack Weight kg 1.484 Point Type Single Slash Product Code 111Z Recess Type Phillips Size mm 4.3 x 20 Substrates PVCu Thread Dia. mm 4.3 Thread Type High-Low