Used for roof felt shingles and foam board applications. Fits:Besco WS2638 Depoan PN-6651 Duo-Fast KW1748 Duo-Fast KWR1748 Duo-Fast RNS-17481 Duo-Fast RS-1748 EZ WS16/38 Fasco R3 SNW-38 CTR Grex 2638 Griprite GRPSW150 Hitachi N3824A Interchange ICB-SF264OS PrimeAir SW150 Senco MW Senco PW Senco SPS Spotnails XS3650 Stan-Tech SDS 16-1.
- Used for roof felt shingles and foam board applications