Overview Product Description Sharp cutting edge for smooth holes Reduced shank fits 3/8-Inch and larger drills and drill presses manufactured to exacting tolerances Produces Flat Bottom Holes Product Videos Custom Field Product Reviews Write a Review Write a Review × Irwin Tools 42936 4-Inch Extension Bore Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details sku: IRWIN1882785 Irwin Tools 1882785 SPEEDBOR Countersink Wood Drill Bit, Number-14 MSRP: Now: $4.98 Qty:30 Add to Cart Quick view Details sku: 88898 Irwin Industrial Tools 88898 Pouched Speebor Blue Groove Spade Bit Set with 6-Inch QC Extension, 6-Piece MSRP: Now: $5.89 Qty:2 Add to Cart Quick view Details sku: 4935108 Irwin Tools 4935108 1/4-Inch Multi Material Drill Bit MSRP: Now: $1.67 Qty:29 Add to Cart ×
Quick view Details sku: 88898 Irwin Industrial Tools 88898 Pouched Speebor Blue Groove Spade Bit Set with 6-Inch QC Extension, 6-Piece MSRP: Now: $5.89 Qty:2 Add to Cart Quick view Details sku: 4935108 Irwin Tools 4935108 1/4-Inch Multi Material Drill Bit MSRP: Now: $1.67 Qty:29 Add to Cart ×
Quick view Details sku: 4935108 Irwin Tools 4935108 1/4-Inch Multi Material Drill Bit MSRP: Now: $1.67 Qty:29 Add to Cart