1x 881/4/1 SB Bit holder with variable screw depth limitation, 3 pieces; 1x 881/4/1 Bit holder with variable screw depth limitation: 1/4"x90; 2x 9201 Felt ring for 881/4/1: 27.0
For patio construction, the screws should be countersunk to be evenly flush with the decking. The 881/4/1 bit holder with variable screw depth limitation and felt ring allows for a uniform depth and protects the surface from brush marks. Two spare felt rings included.