Quick view Williams 10 1/4" Williams Drilling Hammer - 20678 The 20678 10 1/4" Williams Drilling Hammer - 20678 comes with the Snap-On Industrial Brands Limited Lifetime Warranty. 32 Oz Drilling HammerFeaturesHandles are durable and comfortable Heavy duty construction for strength and durability... $19.66 $30.25 Add to Cart