Simpson 1/2 in Dome Washer with 3/4 in Pin GW75-R200 Solid Carbide Spiral Bits Dura-Carbide that withstands up to

Dura-Carbide that withstands up to 1800 deg

reducing bit walking and delivering precise hole placement for common anchor sizes

Multi-material capability across rebar

Attaching 4x6 wooden posts to existing concrete foundations

Does the drill bit size need to match the anchor diameter

Simpson 1/2 in Dome Washer with 3/4 in Pin GW75-R200 Solid Carbide Spiral Bits Dura-Carbide that withstands up toThe Simpson Strong Tie GW75 R200 is a gas actuated 1 2" dome washer pin engineered to fasten building components securely to concrete. Combining a 1 2" dome washer with a 3 4" pin, this fastener is purpose built for high volume applications where speed, consistency, and holding strength are essential. Compatible with common powder actuated tools, the GW series also performs in demanding conditions requiring penetration into harder substrates such as