. Industrial Education Magazine . Where Other DrillsWont Work Set the Yankee Breast Drill at Double Ratchet and goahead. The slightest to and fro motion of the crank handlesends the drill into the work, cutting with the speed of an or-dinary breast drill making a full turn of the handle. Two speeds and five adjustments give a wide working range:Plain Drill; Left-Hand Ratchet, Right-Hand Ratchet; DOUBLERATCHET; Gears Locked. YANKEERatchet Breast Drill No. 1555 (Illustrated) Length 17-in. Three-jaw chuck for round drills up to yiin. No. 555 Length 17^-in. Two-jaw chuck forholding both rounds and
. Industrial Education Magazine . Where Other DrillsWont Work Set the Yankee Breast Drill at Double Ratchet and goahead. The slightest to and fro motion of the crank handlesends the drill into the work, cutting with the speed of an or-dinary breast drill making a full turn of the handle. Two speeds and five adjustments give a wide working range:Plain Drill; Left-Hand Ratchet, Right-Hand Ratchet; DOUBLERATCHET; Gears Locked. YANKEERatchet Breast Drill No. 1555 (Illustrated) Length 17-in. Three-jaw chuck for round drills up to yiin. No. 555 Length 17^-in. Two-jaw chuck forholding both rounds and squares. Your Dealer Can Supply You. North Bros. Mfg. Co., Philadelphia QllaAe &ett&i tytejeh&nicA,. xt* — XXI i cu4 pilllllllllllllllllllllllllllllilllllllllllllO § CHUCKS | AND I THEIR USES I ME&Bsm&EmmimM
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Keywords: ., bookcentury1900, bookdecade1910, bookidindustrialed, bookyear1910
